Meet animals that grow for a lifetime, sometimes for centuries, and discover why dinosaurs did not, despite their huge size.

Find out which animals live the longest and what clues this gives us for potentially slowing down human aging.

Animal reproduction and breeding encompasses the full spectrum of natural, assisted and genetic processes that underpin the perpetuation, improvement and conservation of species across diverse taxa.

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 ...

Animals that can change their sex naturally might sound surprising at first, but in nature, it is simply another survival ...

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Some animals reproduce only once before dying. This life strategy, called semelparity, sees organisms channel all energy into ...