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A new study has revealed that chimp lip-smacking could be a clue to the ancient origins of human speech.
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A new study has revealed that many primate species can pick up on when you are mistaken in your beliefs.
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Researchers have identified possible evidence that some chimpanzees engage in ritualistic practices.
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A case is set to be brought to the New York State Supreme Court to argue that chimps are 'legal persons'.
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Chimpanzees in southeastern Senegal have become quite adept at making their own weapons.
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Researchers have identified the first ever case of animals actively modifying their use of language.
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Researchers have captured evidence of chimpanzees learning a new type of tool use from one another.
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Is it possible for apes to speak English like in the new 'Dawn of the Planet of the Apes' movie ?
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Sign language gestures used by our primate cousins have been documented in full for the first time.
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The number of legal experts specialising in defending the rights of animals has been on the increase.
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A huge population of chimpanzees appears to be thriving in the Democratic Republic of Congo.
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Scientists believe that our slow metabolic rate is the key to explaining our relative longevity.
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The Nonhuman Rights Project has been battling to grant some species of animals 'legal personhood'.