Philippine town claims world's largest croc title

A small Philippine town on Wednesday laid claim to having the world's largest captive crocodile after an Australian expert measured the saltwater beast at more than six metres.

Sexual selection: Why do females prefer ornate male signals?

Sexual selection provides an answer to the existence of lavishly ornate signals in animals, but not to the question of why such signals are attractive—for example, why do females prefer the extravagant plumage of peacocks? ...

Lemurs the world's most threatened mammal: study

Lemurs, the furry apes brought to fame by the Disney animation film "Madagascar", are the most endangered mammals on Earth, an International Union for Conservation of Nature conference found.

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