Bees play by rolling wooden balls — apparently for fun. The cleaner wrasse fish appears to recognize its own visage in an underwater mirror. Octopuses seem to react to anesthetic drugs and will avoid ...

Anyone who says that life matters less to animals than it does to us has not held in his hands an animal fighting for its life. The whole of the being of the animal is thrown into that fight, without ...

Sentience in nonhuman animals (animals) is a "hot" topic receiving attention from a wide range of researchers with different interests and agendas. For the purpose of this essay and as I've done ...

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In the past, many scientists believed that only mammals and birds could feel or think in complex ways. Reptiles, fish, and insects were seen as simple creatures that reacted purely on instinct. But ...

Artificial intelligence has progressed so rapidly that even some of the scientists responsible for many key developments are troubled by the pace of change. Earlier this year, more than 300 ...

Studies show crustaceans can learn, remember, solve problems and form relationships ...

Letters: Dean Weston says we are still killing animals by the billion, but praising ourselves for marginally reducing panic and pain, while Jo Barlow calls for transparency and truth about where our ...

On Tuesday, the Colorado Supreme Court ruled that five wild-born zoo elephants at the Cheyenne Mountain Zoo do not have a right to liberty. The lawsuit, filed by the Nonhuman Rights Project (NhRP), ...

Quick Take England will ban live boiling of lobsters, a nerve-center policy change set to come into force as part of animal ...