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The shoebill is a tall bird, with a typical height range of 110 to 140 cm (43 to 55 in) and some specimens reaching as much as 152 cm (60 in). Length from tail to beak can range from 100 to 140 cm (39 to 55 in) and wingspan is 230 to 260 cm (7 ft 7 in to 8 ft 6 in). Weight has reportedly ranged from 4 to 7 kg (8.8 to 15.4 lb).
Being large birds with powerful beaks, grey herons have few predators as adults, but white-tailed eagles, golden eagles and more rarely Eurasian goshawks will take them as prey. [32] [33] The eggs and young are more vulnerable; the adult birds do not usually leave the nest unattended, but may be lured away by marauding crows or kites. [34]
A large bird, it measures between 74 and 91 centimetres (29 and 36 in) in length, with an average weight of 3.3 kilograms (7 lb 4 oz). Its distribution is widespread, with birds from the north of its range in Europe and Asia often migrating southwards to spend the winter in warmer places, although many populations are resident, even in the north.
Pipping is when a baby bird uses its beak to crack open its shell, and a pip watch is the online vigil and hoopla surrounding that activity. (Photo credit: Friends of Big Bear Valley)
The face mask of the female is gray to black and is less defined than that of the male. Both sexes possess prominent raised crests and bright coral-colored beaks. The beak is cone-shaped and strong. [11] Young birds, both male and female, show coloring similar to the adult female until the fall, when they molt and grow adult feathers. [13]
Grey parrots in captivity have been observed to be susceptible to fungal infections, bacterial infections, nutritional insufficiency, malignant tumors, psittacine beak and feather disease, tapeworms, and blood-worms. [19] Young grey parrots are more commonly infected by psittacine beak and feather disease than adults. Infected birds show ...
The word "grosbeak", first applied in the late 1670s, is a partial translation of the French grosbec, where gros means "large" and bec means "beak". [3] The following is a list of grosbeak species, arranged in groups of closely related genera. These genera are more closely related to smaller-billed birds than to other grosbeaks.
Accipitridae is a family of birds of prey, which includes hawks, eagles, kites, harriers, and Old World vultures. These birds have very large powerful hooked beaks for tearing flesh from their prey, strong legs, powerful talons, and keen eyesight. White-tailed kite, Elanus leucurus (A) Swallow-tailed kite, Elanoides forficatus (A) (Ex) [6]