Vertebrates have extremely different brain sizes: even with the same body size, brain size can vary a hundredfold. As a rule, ...

A global study of over 1,100 species reveals an evolutionary reason why females consistently live longer than males.

Summary: A global study of vertebrates reveals that body temperature is the key driver behind brain size evolution. Warm-blooded species like mammals and birds can maintain the energy demands of ...

Minnesota has many habitats that are teeming with animals, some of which are impressively big. Here are the largest.