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Bird Names for Birds is a campaign to change the common names of American birds named after people, and to redress the recognition in ornithology of figures with racist or colonial pasts. Launched in June 2020 by ornithologists Jordan E. Rutter and Gabriel Foley with a public petition, in the midst of the George Floyd protests and in the ...
List of animal names. Mother sea otter with sleeping pup, Morro Bay, California. In the English language, many animals have different names depending on whether they are male, female, young, domesticated, or in groups. The best-known source of many English words used for collective groupings of animals is The Book of Saint Albans, an essay on ...
Southern white-faced owl. Southern white-fringed antwren. Southern yellow white-eye. Southern yellow-billed hornbill. Southern yellowthroat. Souza's shrike. Spangle-cheeked tanager. Spangled coquette.
While rare, mostly abortive, parthenogenesis is not unknown in birds and eggs can be diploid, automictic and results in male offspring. [99] Birds are solely gonochoric. [100] Meaning they have two sexes: either female or male. The sex of birds is determined by the Z and W sex chromosomes, rather than by the X and Y chromosomes present in mammals.
Tetrachromacy. The four pigments in a bird's cone cells (in this example, estrildid finches) extend the range of color vision into the ultraviolet. [ 1] Tetrachromacy (from Greek tetra, meaning "four" and chroma, meaning "color") is the condition of possessing four independent channels for conveying color information, or possessing four types ...
Bird ringing is the term used in the UK and in some other parts of Europe, while the term bird banding is more often used in the U.S. and Australia. [49] bird strike The impact of a bird or birds with an airplane in flight. [50] body down The layer of small, fluffy down feathers that lie underneath the outer contour feathers on a bird's body. [51]
A gender symbol is a pictogram or glyph used to represent sex and gender, for example in biology and medicine, in genealogy, or in the sociological fields of gender politics, LGBT subculture and identity politics . In his books Mantissa Plantarum (1767) and Mantissa Plantarum Altera (1771), Carl Linnaeus regularly used the planetary symbols of ...
This category is for masculine given names from England (natively, or by historical modification of Biblical, etc., names). See also Category:English-language masculine given names , for all those commonly used in the modern English language , regardless of origin.