Chimps Use "Spears" to Hunt Mammals, Study Says
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For the first time, great apes have been observed making and using tools to hunt mammals, say researchers who documented chimpanzees hunting other primates in Africa.
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A study of an ancient human pest - head lice â-uggests that the ancestors of today&#39;s American Indians may have met and fought with pre-humans long extinct elsewhere, scientists said on Tuesday.
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In the past decade, human viruses spread to chimpanzee populations in the Ivory Coast, causing outbreaks that were sometimes fatal.
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MAN VERSUS BEAST: Overtrapping and overhunting in the early 20th century drove many species &#151; river otters, black bears and Canada geese, for example &#151; from their natural habitats.
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Scientists believe a chimp virus may hold the clue in the long-running battle to develop a malaria vaccine.
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Experts believe a sore tooth may have led a Tanzanian lion to go on a human killing spree instead of hunting buffalo.
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Chimpanzees display a similar sense of fairness to humans, one which is shaped by social relationships, experts claim.
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LONDON - Wild capuchin monkeys can understand cause and effect well enough to use rocks to dig for food, scientists have found. Capuchin monkeys often use tools and solve problems in captivity and sometimes
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PHILADELPHIA _ Dinosaur hunters of the world, grab your picks and hammers!   You've barely scratched the surface, according to a study published this weekday by scientists at the University of Pennsylvania and Swarthmore College.
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Chimpanzees living in the West African savannah have been observed fashioning deadly spears from sticks and using the tools to hunt small mammals -- the first routine production of deadly weapons ever observed in animals other than humans.
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Researchers at a British university say they have seen monkeys in South America using stones to dig for food in the wild, a use of tools never previously seen in non-human species.
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Male macaque monkeys pay for sex by grooming females, according to a recent study that suggests the primates may treat sex as a commodity. "In primate societies, grooming is the underlying fabric of it all," Dr. Michael Gumert, a primatologist at the Nanyang Technological University in Singapore, said in a telephone interview Saturday.
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A new study is the latest salvo in a long-standing debate over what wiped out the giant elephantlike animals.
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COLIDER, Brazil -- Researchers in the state prosecutor's office in Cuiaba, surrounded by annotated maps of central Brazil and stacks of file folders, believe they have a pretty good idea why the reclusive Kayapo Indians  emerged from the forest: Many of the "uncontacted" tribes of the area are on...
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[World News]: London, Dec 10 : Cambridge University researchers have concluded that use of tools is habitual in monkeys after collecting the first hand evidence on this score.
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New research provides more evidence that chimpanzee brains are human-like in terms of the links between brain asymmetry, language and right- or left-handedness.
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Attacks by elephants on villages, people and other animals are on the rise. Some researchers are pointing to a species-wide trauma and the fraying of the fabric of pachyderm society.