Act of altruism observed in bull elephant seal

A trio of ecologists has observed for the first time, an act of altruism performed by a bull elephant seal. In their paper published in the journal Marine Mammal Science, Sarah Allen, Matthew Lau, and Sarah Codde offer photographic ...

Unveiling the reproductive secrets of red-swamp crayfish

Procambarus clarkii is a crustacean species native to American freshwater bodies. Brought to Japan in the 1920s as a feed for frogs, this crustacean has slowly taken over the Japanese freshwaters by predation and propagation. ...

page 1 from 14