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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. [ 123 ] [ 124 ] The avian ear lacks external pinnae but is covered by feathers, although in some birds, such as the Asio , Bubo and Otus owls , these ...
It was a New York Times bestseller [15] and appeared on the Parents magazine list of top 50 children's books, [16] as well as in the New York Times ' s "50 Years of Children's Books" review. [ 17 ] Based on a 2007 online poll, the National Education Association listed the book as one of its "Teachers' Top 100 Books for Children". [ 18 ]
An audio recording of a house sparrow. The house sparrow (Passer domesticus) is a bird of the sparrow family Passeridae, found in most parts of the world. It is a small bird that has a typical length of 16 cm (6.3 in) and a mass of 24–39.5 g (0.85–1.39 oz).
There is a white patch on the outer primaries and the wing lining on the underside is white, as well as having a white tail tip. The sexes are similar and birds are usually seen in pairs. [15] The common myna obeys Gloger's rule in that the birds from northwestern India tend to be paler than their darker counterparts in southern India. [13] [14]
Larks, or the family Alaudidae, are small- to medium-sized birds, 12 to 24 cm (4.7 to 9.4 in) in length and 15 to 75 g (0.5 to 2.6 oz) in mass. [14] The smallest larks are likely the Spizocorys species, which can weigh only around 14 g (0.49 oz) in species like the pink-billed lark and the Obbia lark, while the largest lark is the Tibetan lark.
Columbidae (/ k ə ˈ l ʌ m b ɪ d iː / kə-LUM-bih-dee) is a bird family consisting of doves and pigeons.It is the only family in the order Columbiformes.These are stout-bodied birds with short necks and short slender bills that in some species feature fleshy ceres.
A vulture is a bird of prey that scavenges on carrion.There are 23 extant species of vulture (including condors). [2] Old World vultures include 16 living species native to Europe, Africa, and Asia; New World vultures are restricted to North and South America and consist of seven identified species, all belonging to the Cathartidae family.
At the beginning of the 19th century the little tern was a common bird of European shores, rivers and wetlands, but in the 20th century populations of coastal areas decreased because of habitat loss, pollution and human disturbance.