Joel Berger receives funding from Colorado State University and the Wildlife Conservation Society. Fatal attractions are a standard movie plotline, but they also occur in nature, with much more ...

Different species often form due to geographic barriers such as mountain ranges or rivers, which separate populations of the same species until they have become so different that they can no longer ...

Think forever love is just a human thing? Not even close. While most wild animals take the quantity-over-quality approach when it comes to mating, a rare and fascinating few choose one partner and ...