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Bornite, also known as peacock ore, is a sulfide mineral with chemical composition Cu 5 Fe S 4 that crystallizes in the orthorhombic system (pseudo-cubic). It is an important copper ore. It is an important copper ore.
Anartia jatrophae, the white peacock, is a species of butterfly found in the southeastern United States, Central America, and throughout much of South America.The white peacock's larval hosts are water hyssop (Bacopa monnieri), [2] [3] lemon bacopa (Bacopa caroliniensis), [4] tropical waterhyssop (Bacopa innominata), [5] frogfruit (Phyla nodiflora), [6] lanceleaf frogfruit (Phyla lanceolata ...
An IUCN Red List critically endangered (CR or sometimes CE) species is one that has been categorized by the International Union for Conservation of Nature as facing an extremely high risk of extinction in the wild. [1]
Unlike invasive iguanas, which are on the state’s hit list, peacocks are protected by Miami’s designation as a bird sanctuary, to the dismay of some Coconut Grove residents.
A peacock spreading his tail, displaying his plumage Peahen. Peafowl is a common name for two bird species of the genus Pavo and one species of the closely related genus Afropavo within the tribe Pavonini of the family Phasianidae (the pheasants and their allies). Male peafowl are referred to as peacocks, and female peafowl are referred to as ...
Ronald Fisher in 1913 The peacock tail in flight, the classic example of a Fisherian runaway. Charles Darwin first expressed his ideas on sexual selection and mate choice in his book The Descent of Man, and Selection in Relation to Sex in 1871. He was perplexed by the elaborate ornamentation that males of some species have, because such ...
An Indian peacock's train in full display. The peacock's ornamental train (grown anew in time for each mating season) is a famous adaptation. It must reduce his maneuverability and flight, and is hugely conspicuous; also, its growth costs food resources.
The peacock tail in flight, the classic example of an ornament assumed to be a Fisherian runaway. Fisherian runaway or runaway selection is a sexual selection mechanism proposed by the mathematical biologist Ronald Fisher in the early 20th century, to account for the evolution of ostentatious male ornamentation by persistent, directional female choice.