Golden Eagle
Aquila chrysaetos - Aigle royal
Systematics
-
Order:
Accipitriformes
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Family:
Accipitridés
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Genus:
Aquila
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Species:
chrysaetos
Descriptor
Biometrics
- Size: 90 cm
- Wingspan: 190 à 227 cm.
- Weight: 3630 à 6700 g
Longevity
25 years
Geographic range
Identification
The Golden Eagle is a large eagle, one of the largest in the world, with its wingspan exceeding 2 meters and the weight exceeding 5 kg. It is well proportioned and can make it appear smaller than it really is. It has a silhouette which is reminiscent from afar of a buzzard with its long 6-fingered wings. The wings are long and wide and the length of the tail is approximately equivalent to the width of the wing. The dark brown plumage appears fairly uniform from afar. The adult can be recognized by the reddish brown of the nape and back of the neck, a color which formerly earned it the name of the Golden Eagle. Furthermore, the medium chamois coverings on the wings form two clearly visible pale areas in flight and when perched. The primary and rectrix feathers have a clear base, which is strongly barred and a dark tip, which is easily visible in flight. When perched, note the large size of the bird, the strength of its talons and its oblique slit nostrils. The sexes differ only in size. The juvenile has darker brown plumage, with three very clearly visible white patches, formed by the base of the primary and rectrix feathers, which are very striking. It will take many years (from 5 to 8) for it to acquire the adult plumage and successive molts will gradually lighten the plumage and blur the light patches on its wings and tail. The Golden Eagle can be confused with other large eagles, but especially with the adult Spanish and Imperial Eagles in their respective habitats. These differ by their slightly different silhouette, particularly with a shorter and rounder tail, and mostly by their particular plumage characteristics (a more contrasted head with a brown-black face and a beige-cream nape and variable but highly visible white spots on the shoulders).
Subspecific information 6 subspecies
- Aquila chrysaetos chrysaetos (Europe to nc Asia)
- Aquila chrysaetos kamtschatica (ne Asia)
- Aquila chrysaetos japonica (Korea, Japan)
- Aquila chrysaetos daphanea (c Asia)
- Aquila chrysaetos homeyeri (Iberian Pen., n Africa through the Middle East to Iran and Uzbekistan)
- Aquila chrysaetos canadensis (Alaska, Canada, w USA, wc Mexico)
Foreign names
- Aigle royal,
- Águila real,
- águia-real,
- Steinadler,
- szirti sas,
- Steenarend,
- Aquila reale,
- kungsörn,
- Kongeørn,
- orol skalný,
- orel skalní,
- Kongeørn,
- maakotka,
- àguila daurada,
- Gullörn,
- orzeł przedni,
- klinšu ērglis,
- planinski orel,
- Беркут,
- イヌワシ,
- 金雕,
- kungsörn,
- 金鵰,
Voice song and cries
Habitat
The Golden Eagle is a raptor of open wide spaces where it can hunt large prey, whatever the altitude and latitude.
Behaviour character trait
The Golden Eagle is a powerful raptor that acts as a superpredator. As mentioned before, it can be either sedentary or migratory.
Flight
The Golden Eagle is highly skilled at gliding. Its wings are slightly raised above its body, and it takes advantage of air currents to effortlessly rise and traverse mountain slopes, cresting ridges and taking to the skies to survey its territory.
Dietfeeding habits
The Golden Eagle is a powerful raptor capable of attacking large prey such as hares and rabbits, young foxes, marmots, poultry, corvids, and smaller raptors such as buzzards, and then transporting them back to the nest, as long as their weight is not excessive.
Reproduction nesting
The nest is most often constructed in an inaccessible and dominant cliff face, sometimes in a tree. It is made of branches, some of them are quite large, and adorned with green elements.
Geographic range
The Golden Eagle has a wide distribution throughout the Northern Hemisphere. It can be found from the Arctic Ocean in the north to desert (Mexico, Sahara and Arabian peninsula) or mountainous (Himalayas, Central China) areas in the south. It is sedentary in most of its range. Only the North American population (Alaska, Canada) is migratory and will spend the bad season in the West of the United States and the north of Mexico.
Threats - protection
IUCN conservation status
concern
in the Wild
threatened
evaluated
The Golden Eagle is not currently an endangered species (Least Concern by Birdlife International). It has previously suffered from human persecution, which caused it to disappear from many areas, but it is now protected by law in many countries. In western Europe, the population is estimated to be between 4,500 and 5,000 pairs. It is still common in the Alps, probably due to its summer prey, the marmot. Spain remains a stronghold for it. Despite official protection, it may still be subjected to malicious acts and direct destruction due to its predation of game species. Locally, it is still sought for falconry. New threats have appeared, such as the extension of the electrical network (electrocution, collisions), the development of wind energy (impact from the blades), the fight against predators / depredators (poisoning), etc.
Sources of information
- IOC World Bird List (v14.2), Gill, F and D Donsker (Eds). 2024-04-18.
Other sources of interest
Translation by AI Oiseaux.net
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