Welcome!

Enter a player name to begin or load your saved progress.

Eurasian sparrowhawk Wiki2Web Clarity Challenge

Study Hints Create Teach
Global Score: 0
Trophies: 0 🏆

‹ Back

Score: 0 / 100

Study Guide: The Eurasian Sparrowhawk: Biology and Ecology

Cheat Sheet:
The Eurasian Sparrowhawk: Biology and Ecology Study Guide

Taxonomy and Identification

The Eurasian sparrowhawk, scientifically designated as *Accipiter nisus*, is classified within the Falconidae family.

Answer: False

Explanation: This statement is factually incorrect; *Accipiter nisus* belongs to the Accipitridae family, not Falconidae.

Return to Game

There are typically seven recognized subspecies of the Eurasian sparrowhawk.

Answer: False

Explanation: Generally, six subspecies of the Eurasian sparrowhawk are recognized.

Return to Game

The scientific name *Accipiter nisus* is derived exclusively from the Latin term for 'sparrow'.

Answer: False

Explanation: 'Accipiter' means 'hawk', and 'nisus' refers specifically to the sparrowhawk.

Return to Game

The nominate subspecies, *A. n. nisus*, exclusively breeds in Europe.

Answer: False

Explanation: *A. n. nisus* breeds across Europe and parts of Asia.

Return to Game

What is the scientific designation for the Eurasian sparrowhawk?

Answer: Accipiter nisus

Explanation: The scientific name of the Eurasian sparrowhawk is *Accipiter nisus*.

Return to Game

Which of the following is not recognized as a subspecies of the Eurasian sparrowhawk?

Answer: *Accipiter nisus gentilis*

Explanation: *Accipiter nisus gentilis* is the scientific name for the Eurasian goshawk, not a subspecies of the Eurasian sparrowhawk.

Return to Game

The scientific name *Accipiter nisus* is derived from Latin terms signifying:

Answer: Hawk, sparrowhawk

Explanation: The Latin term 'Accipiter' signifies 'hawk', and 'nisus' refers specifically to the sparrowhawk.

Return to Game

Morphology and Adaptations

Male and female Eurasian sparrowhawks exhibit minimal sexual dimorphism, with females being only slightly smaller than males.

Answer: False

Explanation: Females are considerably larger and heavier than males, representing a pronounced sexual dimorphism characteristic of the species.

Return to Game

The Eurasian sparrowhawk's morphology, characterized by short, broad wings and a long tail, is primarily adapted for high-speed pursuits in open-air environments.

Answer: False

Explanation: These morphological features are adaptations for enhanced maneuverability within dense woodland, not for high-speed open-air hunting.

Return to Game

Countershading in the Eurasian sparrowhawk is characterized by darker underparts and lighter upperparts, facilitating camouflage against the forest floor.

Answer: False

Explanation: Countershading in this species involves lighter underparts and darker upperparts, serving to camouflage the bird against the sky when viewed from below.

Return to Game

The Eurasian sparrowhawk's morphology, featuring blunted wings and a long tail, is optimized for swift, direct flight across open terrain.

Answer: False

Explanation: Its structure is adapted for agile maneuvering in dense environments, not long-distance, direct flight.

Return to Game

The weight disparity between male and female Eurasian sparrowhawks is minimal.

Answer: False

Explanation: Females are significantly larger and heavier than males, representing a pronounced sexual dimorphism.

Return to Game

The physical structure of the Eurasian sparrowhawk is adapted for swift, direct flight over extended distances.

Answer: False

Explanation: Its structure is adapted for agile maneuvering in dense environments, not long-distance, direct flight.

Return to Game

Which statement most accurately describes the size difference between male and female Eurasian sparrowhawks?

Answer: Females are considerably larger and heavier than males.

Explanation: Females are considerably larger and heavier than males, a pronounced sexual dimorphism characteristic of the species.

Return to Game

The Eurasian sparrowhawk's primary hunting adaptations enhance its capacity for:

Answer: Navigate quickly through dense woodland.

Explanation: The species' morphology, including short, broad wings and a long tail, facilitates exceptional maneuverability within dense woodland environments.

Return to Game

How does countershading contribute to the camouflage of the Eurasian sparrowhawk?

Answer: Pale underparts make it harder to see against the sky when viewed from below.

Explanation: Countershading with pale underparts disrupts the bird's outline against the sky when viewed from below, enhancing camouflage.

Return to Game

The Eurasian sparrowhawk's physical structure, characterized by blunted wings and a long tail, is best suited for:

Answer: Maneuvering through dense vegetation.

Explanation: The species' structure, including blunted wings and a long tail, facilitates agile maneuvering within dense arboreal environments.

Return to Game

Ecology and Distribution

Eurasian sparrowhawks inhabit exclusively dense, old-growth forests throughout their geographical distribution.

Answer: False

Explanation: While they inhabit woodlands, they are also found in areas with scattered trees and can adapt to urban environments with sufficient tree cover.

Return to Game

All Eurasian sparrowhawks undertake extensive southward migrations during the winter months.

Answer: False

Explanation: Migratory behavior is geographically dependent; northern populations migrate, while southern populations tend to be resident.

Return to Game

Modern forestry practices emphasizing dense, uniform tree stands have substantially benefited Eurasian sparrowhawk populations.

Answer: False

Explanation: Practices creating medium-aged stands with suitable cover near edges are more beneficial.

Return to Game

Eurasian sparrowhawks exhibit difficulty adapting to urban environments and actively avoid areas with significant human activity.

Answer: False

Explanation: They are known to adapt well to urban environments, hunting garden birds and nesting in city parks.

Return to Game

Which habitat type is least favored by the Eurasian sparrowhawk?

Answer: Open grasslands with no trees

Explanation: Eurasian sparrowhawks prefer habitats with trees for cover and hunting, making open grasslands unsuitable.

Return to Game

What factor primarily determines whether a Eurasian sparrowhawk migrates or remains resident?

Answer: The specific geographic location within its range.

Explanation: Migratory behavior is geographically dependent; northern populations migrate, while southern populations tend to be resident.

Return to Game

How do modern forestry practices, such as the creation of medium-aged stands, benefit the Eurasian sparrowhawk?

Answer: They offer suitable hunting grounds and cover near woodland edges.

Explanation: Modern forestry practices creating medium-aged stands provide suitable hunting territories and adequate cover in proximity to woodland edges.

Return to Game

How do Eurasian sparrowhawks demonstrate adaptability to urban environments?

Answer: By hunting garden birds and nesting in city parks.

Explanation: Eurasian sparrowhawks adapt well to urban settings by hunting garden birds and nesting in city parks, provided sufficient tree cover exists.

Return to Game

Behavior and Hunting

The primary diet of the Eurasian sparrowhawk comprises small mammals and reptiles.

Answer: False

Explanation: The Eurasian sparrowhawk primarily preys upon woodland birds.

Return to Game

Eurasian sparrowhawks achieve a high hunting success rate, capturing prey in more than 50% of their attacks.

Answer: False

Explanation: The species has a relatively low hunting success rate, estimated at approximately 10%.

Return to Game

The characteristic flight pattern of the Eurasian sparrowhawk involves continuous, steady wing beats.

Answer: False

Explanation: Their flight pattern is characterized by a series of rapid wing beats followed by a glide ('flap-flap-glide').

Return to Game

Eurasian sparrowhawks exclusively employ ambush hunting by perching and waiting for prey.

Answer: False

Explanation: While perching and waiting is one method, they also utilize soaring, low-level flight, and pursuit.

Return to Game

Parasitic infections in potential prey birds significantly reduce the Eurasian sparrowhawk's probability of a successful hunt.

Answer: False

Explanation: Parasitic infections often make prey more vulnerable, potentially increasing the sparrowhawk's success rate.

Return to Game

The Eurasian sparrowhawk typically engages in long-distance daily flights, frequently ascending high above the tree canopy.

Answer: False

Explanation: Their typical daily flight range is limited (2-3 km), and they generally only fly high for specific purposes like display or migration.

Return to Game

Female Eurasian sparrowhawks typically hunt prey that is significantly lighter than that hunted by males.

Answer: False

Explanation: Females, being larger, typically hunt prey that is considerably heavier than that hunted by males.

Return to Game

Adult male Eurasian sparrowhawks require a greater daily food intake compared to adult females.

Answer: False

Explanation: Females have a higher daily food requirement due to their larger size and metabolic needs.

Return to Game

Female Eurasian sparrowhawks predominantly hunt very small birds, such as finches and tits.

Answer: False

Explanation: Females typically hunt larger birds like thrushes and starlings; males are more likely to hunt finches and tits.

Return to Game

The hunting success rate of the Eurasian sparrowhawk is approximately 30%.

Answer: False

Explanation: The success rate is considerably lower, estimated at around 10%.

Return to Game

The Eurasian goshawk and the Eurasian sparrowhawk consume nearly identical diets.

Answer: False

Explanation: While both are raptors, their diets differ significantly in size and type, with the goshawk typically hunting larger prey.

Return to Game

The daily food requirement for Eurasian sparrowhawks is approximately equal for males and females.

Answer: False

Explanation: Females require a greater daily intake than males due to their larger size.

Return to Game

The Eurasian sparrowhawk's hunting technique primarily involves prolonged aerial chases designed to exhaust its prey.

Answer: False

Explanation: Their technique relies more on surprise attacks and agile maneuvering, often over shorter distances, rather than prolonged chases.

Return to Game

How does the typical diet of male and female Eurasian sparrowhawks differ?

Answer: Males hunt smaller birds; females hunt larger birds.

Explanation: Male sparrowhawks typically hunt smaller avian species, while females commonly capture larger prey.

Return to Game

What is the approximate hunting success rate for the Eurasian sparrowhawk?

Answer: Less than 10%

Explanation: The species has a relatively low hunting success rate, estimated at approximately 10%.

Return to Game

The 'flap-flap-glide' motion is characteristic of which aspect of the Eurasian sparrowhawk's behavior?

Answer: Flight pattern

Explanation: The 'flap-flap-glide' motion is a distinctive characteristic of the Eurasian sparrowhawk's flight pattern.

Return to Game

Which hunting method is NOT typically employed by the Eurasian sparrowhawk?

Answer: Hunting cooperatively in pairs

Explanation: Eurasian sparrowhawks are solitary hunters and do not typically hunt cooperatively in pairs.

Return to Game

Parasitized birds are more likely to be preyed upon by Eurasian sparrowhawks due to their:

Answer: Easier to catch due to impaired abilities.

Explanation: Parasitic infections often impair avian hosts' abilities, making them more vulnerable and thus easier for sparrowhawks to capture.

Return to Game

What is the typical daily flight range of a Eurasian sparrowhawk during routine activities?

Answer: 2-3 kilometers

Explanation: During routine daily activities, a Eurasian sparrowhawk typically covers a flight range of 2 to 3 kilometers.

Return to Game

Compared to males, female Eurasian sparrowhawks typically hunt prey that is:

Answer: Larger and heavier.

Explanation: Females, being larger, typically hunt prey that is considerably heavier than that hunted by males.

Return to Game

The Eurasian sparrowhawk's average hunting success rate of approximately 10% implies that:

Answer: It relies heavily on surprise and agility rather than guaranteed capture.

Explanation: The low success rate suggests a hunting strategy based on surprise and agility, rather than consistent capture.

Return to Game

The Eurasian sparrowhawk's hunting strategy often involves:

Answer: Surprise attacks from cover.

Explanation: Eurasian sparrowhawks are known for their surprise attacks, often initiated from concealed positions.

Return to Game

Which of the following is NOT a typical prey item for female Eurasian sparrowhawks?

Answer: Tits

Explanation: Female Eurasian sparrowhawks typically hunt larger birds like thrushes and starlings; tits are more commonly preyed upon by males.

Return to Game

Reproduction and Life Cycle

A typical Eurasian sparrowhawk clutch consists of 8 to 10 eggs.

Answer: False

Explanation: A typical clutch size ranges from four to five eggs.

Return to Game

Solely the male Eurasian sparrowhawk undertakes incubation of the eggs and provides care for newly hatched chicks.

Answer: False

Explanation: The female primarily incubates and cares for the young chicks, while the male provides food.

Return to Game

The average lifespan of a Eurasian sparrowhawk in the wild is approximately 10 years.

Answer: False

Explanation: The average lifespan is around four years.

Return to Game

Eurasian sparrowhawks construct new nests annually, usually maintaining the same location.

Answer: False

Explanation: They build new nests annually, often in proximity to previous sites, but not necessarily in the exact same location.

Return to Game

Breeding success in Eurasian sparrowhawks is primarily contingent upon the availability of nesting materials.

Answer: False

Explanation: Breeding success is more closely linked to the male's ability to provide adequate food for the female and young.

Return to Game

The typical nest of the Eurasian sparrowhawk is constructed from substantial branches and lined with moss.

Answer: False

Explanation: Nests are typically built from twigs and are not usually lined with moss.

Return to Game

What is the typical number of eggs in a Eurasian sparrowhawk clutch?

Answer: 4-5

Explanation: A typical clutch size ranges from four to five eggs.

Return to Game

During the initial period post-hatching, who primarily provides care for young Eurasian sparrowhawks?

Answer: The female, feeding and protecting them.

Explanation: The female primarily incubates and cares for the young chicks during the initial period, while the male provides food.

Return to Game

What is the role of the male Eurasian sparrowhawk in feeding the young during the initial weeks after hatching?

Answer: He brings food to the nest for the female to distribute.

Explanation: The male's primary role in feeding the young during the initial weeks is to bring food to the nest for the female to distribute.

Return to Game

According to the source material, which factor is crucial for successful Eurasian sparrowhawk breeding?

Answer: The male consistently providing adequate food for the female.

Explanation: Breeding success is contingent upon the male consistently providing sufficient food resources for the female and young.

Return to Game

Conservation and Human Interaction

The primary cause of the Eurasian sparrowhawk population crash following World War II was extensive habitat destruction.

Answer: False

Explanation: The primary cause was the widespread use of organochlorine insecticides.

Return to Game

The prohibition of organochlorine insecticides during the 1970s significantly contributed to the recovery of the Eurasian sparrowhawk population.

Answer: True

Explanation: The ban reduced environmental pollutants, allowing for improved reproductive success and population recovery.

Return to Game

Historically, conflicts between Eurasian sparrowhawks and humans have arisen primarily due to their role in pollination.

Answer: False

Explanation: Historical conflicts stemmed from perceived threats to gamebirds and poultry, not pollination.

Return to Game

The Eurasian sparrowhawk is readily trainable and is a preferred species for novice falconers.

Answer: False

Explanation: While used in falconry, they are considered challenging to train and not typically recommended for novices.

Return to Game

The International Union for Conservation of Nature (IUCN) classifies the Eurasian sparrowhawk as 'Vulnerable'.

Answer: False

Explanation: The Eurasian sparrowhawk is currently classified as 'Least Concern' by the IUCN.

Return to Game

Larger avian predators, such as the Golden Eagle, constitute the primary natural predators of the Eurasian sparrowhawk.

Answer: True

Explanation: Larger raptors, along with certain owls and mammals, are known predators.

Return to Game

Studies conducted in Britain indicate that increased predation by Eurasian sparrowhawks is the principal factor contributing to songbird population declines.

Answer: False

Explanation: Research suggests sparrowhawk predation is unlikely to be the primary driver; other factors are considered more significant.

Return to Game

The subspecies *Accipiter nisus granti*, indigenous to the Canary Islands, is not classified as threatened.

Answer: False

Explanation: This subspecies faces significant threats and is listed on Annex I of the EU Birds Directive.

Return to Game

The estimated global population of Eurasian sparrowhawks is less than 500,000 individuals.

Answer: False

Explanation: The estimated global population is approximately 1.5 million birds.

Return to Game

Collisions with man-made structures pose a significant threat to Eurasian sparrowhawks inhabiting urban environments.

Answer: True

Explanation: While adaptable to urban areas, these collisions are a noted hazard.

Return to Game

What was the primary cause of the Eurasian sparrowhawk population crash in Europe following World War II?

Answer: Widespread use of organochlorine insecticides.

Explanation: The population crash was primarily attributed to the widespread application of organochlorine insecticides, which caused eggshell thinning and direct toxicity.

Return to Game

How did the prohibition of specific insecticides contribute to the recovery of the Eurasian sparrowhawk population?

Answer: It reduced pollution, improving eggshell thickness and reproductive success.

Explanation: The ban reduced environmental pollutants, allowing for improved eggshell thickness and reproductive success, facilitating population recovery.

Return to Game

Historically, Eurasian sparrowhawks have been persecuted by humans primarily due to their perceived role as:

Answer: Threats to gamebirds and poultry.

Explanation: Historical persecution stemmed from perceived threats to gamebirds and poultry, not pollination or disease transmission.

Return to Game

According to the IUCN, the current conservation status of the Eurasian sparrowhawk is:

Answer: Least Concern

Explanation: The Eurasian sparrowhawk is currently classified as 'Least Concern' by the IUCN.

Return to Game

Which of the following is listed as a natural predator of the Eurasian sparrowhawk?

Answer: All of the above

Explanation: The Eurasian sparrowhawk is subject to predation by larger raptors, owls, and certain mammals, including foxes and martens.

Return to Game

Long-term studies on British songbirds suggest that Eurasian sparrowhawk predation is:

Answer: Unlikely to be the primary cause of population declines.

Explanation: Research suggests sparrowhawk predation is unlikely to be the primary driver; other factors are considered more significant.

Return to Game

What specific threats does the subspecies *Accipiter nisus granti* face in Madeira and the Canary Islands?

Answer: Habitat loss, illegal hunting, and egg-collecting.

Explanation: The subspecies *Accipiter nisus granti* faces significant threats including habitat degradation, illegal hunting, and egg collection.

Return to Game

Which of the following was a consequence of organochlorine insecticide use on Eurasian sparrowhawks?

Answer: Eggshell thinning and fragility.

Explanation: Organochlorine insecticides caused eggshell thinning, rendering the eggs fragile and susceptible to breakage during incubation.

Return to Game

What was the estimated global population of Eurasian sparrowhawks as of 2009?

Answer: Approx. 1.5 million

Explanation: As of 2009, the estimated global population of Eurasian sparrowhawks was approximately 1.5 million individuals.

Return to Game

Etymology and Cultural Significance

The visual resemblance between the Eurasian sparrowhawk and the common cuckoo aids the cuckoo in evading aggressive responses from small birds near their nesting sites.

Answer: True

Explanation: The common cuckoo mimics the sparrowhawk's appearance, which deters small birds from mobbing it as it approaches their nests to lay eggs.

Return to Game

In the context of falconry, a female Eurasian sparrowhawk is designated by the term 'musket'.

Answer: False

Explanation: 'Musket' refers to a male Eurasian sparrowhawk; females are typically referred to by their species name or 'hawk'.

Return to Game

The Eurasian sparrowhawk lacks significant cultural references in mythology or literature.

Answer: False

Explanation: The species appears in various mythologies, folklore, and literary works.

Return to Game

The name 'sparrowhawk' derives from its exclusive nesting behavior within sparrow nests.

Answer: False

Explanation: The name originates from its predation on sparrows.

Return to Game

The scientific name *nisus* for the sparrowhawk is linked to a figure in Roman mythology who was transformed into a hawk.

Answer: False

Explanation: The figure, Nisus, is from Greek mythology, and he was transformed into a sparrowhawk, not just any hawk.

Return to Game

In falconry, the term 'musket' for a male sparrowhawk originates from the French word for 'small cannon'.

Answer: False

Explanation: The term likely derives from Latin 'musca' (fly) or Old French 'moschet', referencing the bird's small size, not 'small cannon'.

Return to Game

Folklore prevalent in England suggested that the common cuckoo transformed into a Eurasian sparrowhawk during the winter season.

Answer: True

Explanation: This belief reflects historical observations and interpretations of seasonal avian behavior.

Return to Game

The barred pattern on the underparts of the Eurasian sparrowhawk functions as camouflage, causing it to resemble the common cuckoo.

Answer: False

Explanation: The barred underparts are part of its own camouflage (countershading), and the resemblance is mimicked by the cuckoo for its own benefit, not vice-versa for camouflage.

Return to Game

The Old English term 'spearhafoc' directly translates to 'sparrowhawk'.

Answer: True

Explanation: This term reflects the bird's recognized predation on sparrows since ancient times.

Return to Game

In Shakespearean literature, the term 'eyas musket' denotes a young, aggressive falcon.

Answer: False

Explanation: 'Eyas musket' refers to a young male sparrowhawk, and in context, often signifies a young, spirited person.

Return to Game

What is the ecological significance of the Eurasian sparrowhawk's resemblance to the common cuckoo?

Answer: It helps the cuckoo avoid detection by small birds when laying eggs.

Explanation: The common cuckoo mimics the sparrowhawk's appearance, which deters small birds from mobbing it as it approaches their nests to lay eggs.

Return to Game

What is the falconry term for a male Eurasian sparrowhawk?

Answer: Musket

Explanation: In falconry, a male Eurasian sparrowhawk is designated by the term 'musket'.

Return to Game

What is the etymological origin of the name 'sparrowhawk'?

Answer: It signifies a hawk that preys on sparrows.

Explanation: The name originates from Old English 'spearhafoc' and Old Norse 'sparrhaukr', directly translating to a hawk that preys upon sparrows.

Return to Game

The connection between the scientific name *nisus* and Greek mythology refers to:

Answer: Nisus, a king transformed after his daughter cut his hair.

Explanation: The specific epithet *nisus* is derived from Greek mythology, referencing King Nisus, who was transformed into a sparrowhawk.

Return to Game

The term 'musket', used for a male sparrowhawk in falconry, likely relates to:

Answer: Its small size, possibly referencing a 'fly'.

Explanation: The term likely derives from Latin 'musca' (fly) or Old French 'moschet', referencing the bird's small size.

Return to Game

What historical belief existed in England regarding the relationship between the common cuckoo and the Eurasian sparrowhawk?

Answer: The cuckoo transformed into a sparrowhawk in winter.

Explanation: A historical belief suggested that the common cuckoo transformed into a Eurasian sparrowhawk during the winter season.

Return to Game

In Shakespeare's 'The Merry Wives of Windsor,' the term 'eyas musket' refers to:

Answer: A young, spirited man.

Explanation: In Shakespeare's play, 'eyas musket' denotes a young, spirited male, combining the terms for a nestling hawk and a male sparrowhawk.

Return to Game