A new study of wild bats reveals that an animal's immune system is shaped by more than its need to fight infections. Researchers from the University of Maryland have found that sex, age and ...

Busy Philipps and Amber Tamblyn answered questions about animal mating rituals at a June 11 event for Perrin Roosevelt ...

Most animals require both a male and a female to reproduce. But a surprising number of species can occasionally bypass that ...

Reproduction is the ultimate goal in life for most animals, but securing a mate is hard work. You must not only find a potential suitor, but hold their attention, identify yourself, and advertise your ...

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When the total solar eclipse happens on Monday, animals at homes, farms and zoos may act strangely. Researchers can’t wait to see what happens when day quickly turns to night. By Juliet Macur and ...

The mating process is so focused and intense for these creatures that their body literally shuts down. That's life (and death) for the male antechinus. During the breeding season, he mates obsessively ...

While millions of people are preparing to watch the total solar eclipse that will make its way across North America on Monday, the animals in that affected area — in homes, on farms, in zoos and in ...