Rapid venom evolution in pit vipers may be defensive

Research published recently in PLoS One delivers new insight about rapid toxin evolution in venomous snakes: pitvipers such as rattlesnakes may be engaged in an arms race with opossums, a group of snake-eating American marsupials. ...

Mobbing mongooses get by with a little help from their friends

In their notorious battles with snakes, dwarf mongooses are more likely to help attack the enemy if they are closely bonded to the individual raising the alarm, reports new experimental research from scientists at the University ...

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