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Where the Wild Things Aren’t: Cats Avoid Places Coyotes Roam
Wild Things Aren’t Cats Coyotes Roam
2015/7/13
Domestic cats (Felis catus) have caused the extinction of many island species and are thought to kill many billions of birds and mammals in the continental United States each year. However, the spatia...
Built-in billboards: Male bluefin killifish signal different things with different fins（图）
different fins Built-in billboard
2014/12/1
CHAMPAIGN, Ill. — They help fish swim, but fins also advertise a fish’s social standing and health. In a new study, researchers report that for the male bluefin killifish (Lucania goodei), each colorf...