资讯

But natural selection does not explain features that would seem to hinder an animal's survival, such as the male peacock's extravagant plumage or a male elk's heavy and unwieldy antlers.
The exaggerated tail of the (male) peacock compared to the shorter tail ... Sexual coercion in animal societies. Animal Behavior 49, 1345-1365 (1995). Cronin, H. The Ant and the Peacock.
A female may choose a male from ... throughout the animal kingdom, hypothesized that something more than chemistry drives mate choice. Looks are certainly important for the peacock, with his ...
The City Council will consider rules aimed at protecting peacocks from trapping, while working to educate residents about the birds.
It takes two to tango, but when a male peacock spider gets the attention of a potential female mate, their dance becomes a chase. In fact, the peacock spider has to simultaneously dance his way to ...