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animals

Life

Cannibalism may explain why some orcas stay in family groups

Fins washing up in the North Pacific suggest that orcas from one subspecies are snacking on other orcas, and researchers think that may explain their different social dynamics

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Life

Everyone's a queen: The ant species with no males or workers

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Life

A horse's whinny is unlike any other sound in nature

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Life

Fish-based pet food may expose cats and dogs to forever chemicals

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Life

New fossils may settle debate over mysterious sail-backed spinosaurs

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Life

More dog breeds found to have high risk of breathing condition

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Life

Newborn marsupials seen crawling to mother's pouch for the first time

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Five stunning images from the Close-up Photographer of the Year awards

Life

Five stunning images from the Close-up Photographer of the Year awards

Regulars

Life

Bonobo's pretend tea party shows capacity for imagination

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Life

Ants attack their nest-mates because pollution changes their smell

Ants rely on scent to recognise their comrades, and when they are exposed to common air pollutants, other members of their colony react as if they are enemies

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Life

Polar bears are getting fatter in the fastest-warming place on Earth

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Life

Huge fossil bonanza preserves 512-million-year-old ecosystem

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Life

Piercing crocodile close-up wins ecology photo competition

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Life

A fascinating book reveals the ancient story of horses and humans

Culture

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