Lovebirds are unusual not just because of their shameless PDA, but because they choose one mate for life. While more than 90 ...

Over a 19 month period I observed the social behaviors of individually recognized green iguanas, Iguana iguana, at three sites in the llanos of Venezuela. The behavior of iguanas outside the mating ...

Fossilized mating insects are an irreplaceable find for understanding the evolution of mating behaviors and life history traits in the deep-time record of insects. A research group led by Prof. Huang ...

Little is known about the mating habits of the serotine bat (Eptesicus serotinus), but the males of the species boast unusually large penises—much larger than the vaginas of the females. The purpose ...

SYDNEY (Reuters Life!) - A 15-year genetic study of Southern Hemisphere humpback whales has opened a window into the little known mating habits of the giant cetaceans, revealing some whales travel ...

A new analysis of old data suggests that the endangered erect-crested penguin's bizarre nesting habits -- rejecting the first egg they lay -- is because they can't feed two chicks, and the second, ...

The idea that correlation does not imply causation is a fundamental caveat in epidemiological research. A classic example involves a hypothetical link between ice cream sales and drownings. Instead of ...