From queen-slaying ants to brawling kangaroos, these species reveal just how savage survival can be in the natural world ...
Even the meeting of lips can become an aggressive act in the animal kingdom. When humans come lip to lip, the result is a ...
How do animals decide when to fight and when to walk, fly, slither, or swim away? Most research on animal conflict has focused on the short-term costs of single interactions, but a pair of behavioral ...