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Birds have a number of adaptations which give visual acuity superior to that of other vertebrate groups; a pigeon has been described as "two eyes with wings". [1] Birds are theropods, [2] [3] and the avian eye resembles that of other sauropsids, with ciliary muscles that can change the shape of the lens rapidly and to a greater extent than in ...
The vision and mission statements of the LUMO Community Wildlife Sanctuary. A vision statement is a high-level, [1] inspirational [1] statement of an idealistic emotional future of a company or group. Vision describes the basic human emotion that a founder intends to be experienced by the people the organization interacts with.
Birds with eyes on the sides of their heads have a wide visual field, while birds with eyes on the front of their heads, such as owls, have binocular vision and can estimate the depth of field. [ 124 ] [ 125 ] The avian ear lacks external pinnae but is covered by feathers, although in some birds, such as the Asio , Bubo and Otus owls , these ...
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The Papuan mountain pigeon (Gymnophaps albertisii) is a species of bird in the pigeon family, Columbidae.It is found in the Bacan Islands, New Guinea, the D'Entrecasteaux Islands, and the Bismarck Archipelago, where it inhabits primary forest, montane forest, and lowlands.
Nightingale Butler Birds of Great Britain and Ireland.jpg 1,078 × 1,356; 966 KB Pachyornis.jpg 319 × 712; 114 KB Painting of a Bird - Google Art Project.jpg 3,329 × 4,578; 1.67 MB
In the late 19th and early 20th centuries, the main threats to osprey populations were egg collectors and hunting of the adults along with other birds of prey, [66] [67] but osprey populations declined drastically in many areas in the 1950s and 1960s; this appeared to be in part due to the toxic effects of insecticides such as DDT on ...