When hunting eiders, perhaps the biggest of diving ducks at a mean weight of 2.06 kg (4.5 lb), white-tailed eagles regularly power the eider to dive repeatedly till it is exhausted and will be captured. He continued to pursue them when, within the season three episode "Jus in Bello", he lastly captured them and held them in a small town jail whereas waiting for an FBI helicopter to arrive. Year round in Åland, 66.2% of 5161 meals gadgets have been birds, while in the three websites in several parts of Finland birds made up 51.1% of 3152 meals objects. On the bunker, the Winchesters are ambushed by Arthur Ketch and three operatives. However, variable numbers of gamebirds are taken opportunistically, and in Belarus and Russia, particularly around the White Sea where ptarmigan usually are not infrequent prey, they will take a few grouse. Nonetheless, they've been recorded consuming a couple of eggs, which they might carry of their beaks slightly in their toes, of some seabirds equivalent to kittiwakes, eiders, cormorants and gulls.

Attributable to their standing as enemy of other large birds, they're continuously mobbed by them and white-tailed eagles have been recorded utilizing violent mobbings to out of the blue turn over in flight and predaceously seize one of the birds mobbing them, together with massive gulls and even a northern goshawk (Accipiter gentilis). While considerably less swift in flight, healthy geese can usually outpace a heavier eagle as nicely and one bean goose (Anser fabalis) was even recorded to have defended itself efficiently against an eagle's attack though this goose was injured. Within the Estonian island of Hiiumaa, home to no less than 25 pairs of sea eagles, as many as 26 people have been noticed concurrently culling a single cormorant colony. White-tailed eagles are recognized to prey on at the least 10 species of geese, ranging in measurement from the 1.23 kg (2.7 lb) purple-breasted goose (Branta ruficollis) to the non-native 3.Sixty nine kg (8.1 lb) Canada goose (Branta canadensis). (Image: https://www.youtucams.com/2.jpg)

White-tailed eagles are identified to prey on about 170 species of chook, the most diverse group in their prey spectrum. The biggest recognized representation of mallards in the diet had been from Müritz National Park in Germany, the place mallards have been the third finest represented prey species at 10.1% of 247 gadgets and from Augustów Primeval Forest in Poland, the place mallards had been the second most quite a few prey and made up 9.84% of 803 gadgets. Coot have been strongly the dominant food in Wigry National Park, Poland the place they made up 44.1% of 299 items, and had been also the leading prey in Augustów Primeval Forest (Poland) where they made up 11.59% of the foods. Large numbers of black stork had been additionally taken in Augustów Primeval Forest the place nearly 50 had been discovered around eagle nests. Large waders are taken when possible, including a half dozen heron species, and, bigger nonetheless, both the young and adults of 5.5 kg (12 lb) widespread cranes (Grus grus) and each the 2.93 kg (6.5 lb) black and the 3.44 kg (7.6 lb) white stork (Ciconia ciconia).

In several studies of the Danube Delta of Romania, from 44.6% to 79% of the food plan was comprised by fish, led by the frequent carp (Cyprinus carpio) and Prussian carp (Carassius gibelio). Within the Danube Delta, Romania, birds climbed in significance of the weight loss program from 21% in 1970 to 50% by 2015, thanks largely to increased numbers of coots. While land birds are a extra infrequently part of the diet, at the least 60 species have been recorded within the white-tailed eagles prey spectrum. At the same time as many as sixty five passes have recorded in lower than forty five minutes but greater than a number of assaults additionally start to exhaust the eagle, as one immature gave up after 15-28 makes an attempt at a little grebe (Tachybaptus ruficollis). On one hand, small bird prey could also be beneath-recorded since they go away few conspicuous remains however, on the opposite, are unlikely worthy of a lot pursuit as they have little meals value. There's proof that a growing white-tailed eagle inhabitants is having a net negative impact on eider numbers in some areas, and domestically eiders have altered to partial nocturnal foraging apparently to keep away from searching eagles. While searching birds, this huge, relatively gradual-flying eagle requires an element of surprise, with typically a tactful use of cowl or vibrant sunlight upon the approach from a close by perch.