FaunaFocus

Monthly Archives: May 2018

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Bearded Vulture

The red coloration of the bearded vulture is cosmetically acquired by bathing in iron-rich spring water and can vary in shade.

Bearded Vulture

Juvenile bearded vultures have a much different physical appearance than adults and appear dark all over.

Bearded Vulture

Male and female bearded vultures are very similar in appearance, but females are slightly larger on average.

Bearded Vulture

Unlike most vultures, bearded vultures lack a bald head and have fully feathered neck and legs, likely due to eating bones rather than carrion.

Bearded Vulture

Bearded vultures are named for the long, broad, black bristles that grow from the base of the bill that resemble a beard.

Bearded Vulture

Bearded vultures use ossuaries, rocky bone-dropping sites, to break apart large bones by dropping them from up to 150m in the air.

Bearded Vulture

The bearded vulture is a long-lived bird with a mean lifespan of 21.4 years in the wild, but can live over 45 years in captivity.

Bearded Vulture

Inhabiting remote, desolate cliffs overlooking open grasslands gives bearded vultures easy access to the remains of hunted-down prey.

Bearded Vulture

Bearded vultures are rarely vocal birds, but make loud chuckling noises during courting.

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Bearded Vulture

Most bearded vultures are monogamous and heterosexual, but male-male mounting occurs within polyandrous trios, likely to regulate aggression.

Bearded Vulture

Bearded vultures are diurnal and often perform aerial displays, mutual circling, and high-speed chases for social play and courtship.

Bearded Vulture

Like other Old World vultures, bearded vultures have poor sense of smell, causing them to rely on excellent eyesight for locating carcasses.

Bearded Vulture

Female bearded vultures in polyandrous trios prefer mating with the alpha male, but will also mate with the beta to increase the likelihood of successful nesting.

Bearded Vulture

Male bearded vultures build nests with branches and animal remains and have several within a single territory, rotating between them, yearly.

Bearded Vulture

61% of the bearded vulture’s diet consists of medium-sized ungulates, which the birds force off cliffs with vigorous beating of their wings.

Bearded Vulture

Bearded vultures are territorial and have extremely large home territories that range from 250-700 square km.

Bearded Vulture

The bearded vulture breeding period varies depending on the region and takes about 177 days from egg-laying to fledgling.

Bearded Vulture

Both bearded vulture parents care for their young, and unlike other vultures, deliver prey to the chicks without regurgitation.

Bearded Vulture

The range of bearded vultures extends 3 continents, across southern Europe and Asia and throughout portions Africa.

Bearded Vulture

Bearded vultures lay 1-3 eggs but tend to favor the oldest chick, even allowing it to cannibalize the other chicks.

Sofera

With a peppy attitude and uplifting personality, Sofera is a traditional artist and hobbyist having fun creating art. Specializing in graphite, Copic-brand alcohol-based markers and colored pencils, otherwise known as “pencil crayons” in Sofera’s homeland of Canada, Sofera illustrates realistic animal portraits filled with vivid detail. She has also recently begun venturing into the creation of shadow box artworks.

Bearded Vulture

Bearded vultures have a high stomach acid content that allows them to digest bones up to 10cm and 4kg, within a 24-hour period.

Bearded Vulture

A male bearded vultures will defend the nest to allow the female to conserve energy and assess his breeding potential.

Bearded Vulture

The bearded vulture’s breeding success is influenced by human activity and kleptoparasitism by common ravens, golden eagles, griffon vultures, and even other bearded vultures.

Bearded Vulture

Although bearded vultures are “Near Threatened” on the IUCN Red List, they are endangered in Europe, with less than 150 territories remaining.

Bearded Vulture

Male bearded vultures tend to mate in the evening after foraging, a form of sperm competition as males fight to be the last to breed with a female.

Bearded Vulture

Bearded vultures are strictly carnivorous but have a unique diet consisting mainly of bones and carrion, with bones making up 85%.

Bearded Vulture

As carrion scavengers, bearded vultures contribute to rotting carcass removal and help control disease within ecosystems.

Denise Kristin (TheGlitchyIris)

With a multitude of talents, Denise Kristin is a 22-year-old graphic designer, independent traditional artist, and variety streamer from Singapore. Harboring a strong interest in wildlife and nature, Denise specializes in creating symmetrical achromatic illustrations of animals filled with intricate patterns and details. Mostly utilizing pencil for her works, she creates stunning masterpieces from one of the most simple drawing tools.

Bearded Vulture

Bearded vultures prefer fatty bones for their oleic acid, associated with increased energy and foraging time optimization.

Bearded Vulture

Bearded vultures have declined 25-29% over the past 3 generations, except in northern Spain, due to poisoning, habitat degradation, and disturbance of breeding sites.