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A small, freely-moving projection on the anterior edge of the wing of modern birds (and a few non-avian dinosaurs)—a bird's "thumb"—the word is Latin and means 'winglet'; it is the diminutive of ala, meaning 'wing'. Alula typically bear three to five small flight feathers, with the exact number depending on the species.
The span between precocial and altricial species is particularly broad in the biology of birds. Precocial birds hatch with their eyes open and are covered with downy feathers that are soon replaced by adult-type feathers. [17] Birds of this kind can also swim and run much sooner after hatching than altricial young, such as songbirds. [17]
This term is most frequently applied to birds, but is also used for bats. [1] [2] For altricial birds, those that spend more time in vulnerable condition in the nest, the nestling and fledging stage can be the same. For precocial birds, those that develop and leave the nest quickly, a short nestling stage precedes a longer fledging stage. [3]
The best-known source of many English words used for collective groupings of animals is The Book of Saint Albans, an essay on hunting published in 1486 and attributed to Juliana Berners. [1] Most terms used here may be found in common dictionaries and general information web sites. [2] [3] [4
The word is most often used for the offspring of mammals, but can be used for any animal that gives birth to multiple young. In comparison, a group of eggs and the offspring that hatch from them are frequently called a clutch, while young birds are often called a brood. Animals from the same litter are referred to as littermates.
The baby bird continues to yell, and finally Skye decides to bark back. Make sure your sound is on so you can hear the adorable exchange! Skye couldn't decide whether she wanted to play with it or ...
a form of address for either a person or item, either jocular ("he's a generous bugger", "I finally found the little bugger!") or less so ("he's a mean bugger") (slang) term of endearment, often used for children (slang) a bug (insect) buggy 2-wheeled horse-drawn lightweight carriage baby transport vehicle also called (UK) pushchair (US: stroller)
Meaning a billion clusters of stars held together by gravitational attraction, this rather unique name is destined for a bold baby. We love the shortened nickname, ‘Gal,’ too. 5.