Apterium | avian physiology | Britannica
Apterium is the term for areas of bare skin between feathers in birds. Learn about the arrangement, function, and evolution of feathers and apteria in this article from Britannica.
Apteria - an overview | ScienceDirect Topics
Apteria is the absence of feathers in birds, which is determined by the developmental factors of the skin. This web page provides a brief description of the early and later histogenesis of skin, …
Normal anatomy of the avian skin and feathers - ScienceDirect
Oct 1, 1995 · A review of the normal microscopic and gross anatomy of the avian integument, including feather structure, development, and arrangement. The term apteria is used to …
Apteria Definition and Examples - Biology Online …
Jan 19, 2021 · Apteria (Science: ornithology) naked spaces between the feathered areas of birds. See Pteryliae. Origin: NL. See aptera.
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Apteria - Wikipedia
Apteria is a genus of flowering plants in the Burmanniaceae, first described as a genus in 1834. It contains only one known species, Apteria aphylla, the nodding-nixie, native to the southern United States (E Texas to S Georgia and Florida ), Mexico, Central America, the West Indies, and South America.
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Integumentary (surface of the bird) - Poultry Hub …
Learn about the skin, feathers and appendages of birds, and how they protect, insulate and sense the environment. Find out the difference between pterylae and apteria, and the structure and function of the skin layers.
Feathers & Feather Tracts - Weber State University
Learn about the structure, function, color, and types of feathers in birds. Find out how to identify apteria, the bare areas between feather tracts, and observe the plumage patterns of different …
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(Apteria) - Botanical Realm
Dec 5, 2024 · Apteria, commonly known as feather plants or umbrella plants, is a fascinating genus worth exploring. These plants are not only visually captivating but also
Apteria - Wikispecies - Wikimedia
Apteria is a monotypic genus of plants in the family Burmanniaceae, native to the Americas. It has one species, Apteria aphylla, also known as Nemitis, Stemoptera or Monostychosepalum.
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