LIMA, Peru (WKRC) - Researchers on an expedition in Peru discovered 27 animal species previously unknown to science. The findings include four mammals, eight fish, three amphibians and 10 butterfly ...

(CNN) — Researchers on an expedition in Peru have discovered 27 animal species new to science – among them a “blob-headed fish” and a type of semi-aquatic mouse. The survey was conducted by ...

In the past, many scientists believed that only mammals and birds could feel or think in complex ways. Reptiles, fish, and insects were seen as simple creatures that reacted purely on instinct. But ...

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