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Female Chimpanzees Drive the Culture
Chimpanzee culture is driven by its females, suggests a new analysis of six long-term chimp studies. The number of cultural traits in each colony is linked to the number of females. How many males...
View ArticleVideo: Chimpanzees Mourn Their Dead
Two reports of chimpanzees tending their dead provide poignant examples of how humanity’s closest relatives grieve for the dead, a behavior once thought unique to humans. In one report, two mothers in...
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Girl Chimpanzees May Use Sticks as Dolls
In a fashion similar to human girls, some young chimpanzees seem to play with sticks as if they were dolls. The findings, reported in the Dec. 21 Current Biology, are the first documented evidence of...
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Research Committee May Be Stacked Against Chimps
An influential panel evaluating the scientific value of invasive medical research on chimpanzees may be stacked in favor of the controversial practice, say animal advocates. Although the Institutes of...
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Chimps and Dolphins Share Cultural Similarities
Despite being separated by 95 million years of evolution and utterly different environments, female chimpanzees and dolphins have a whole lot in common. They’re the bedrock of family life, hardworking...
View ArticleWild Close-Ups of Rare Mammals From Huge Camera-Trap Study
Citation: “Community structure and diversity of tropical forest mammals: data from a global camera trap network.” By Jorge A. Ahumada, Carlos E. F. Silva, Krisna Gajapersad, Chris Hallam, Johanna...
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Captive Chimps Could Be Declared Endangered Species
A regulatory oddity that gives different levels of protection to wild and captive chimpanzees is up for review, potentially changing how humanity's closest living relatives are used in research and...
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Unlike Humans, Chimpanzees Don’t Enjoy Collaborating
When it benefits them, chimpanzees willingly work together. Otherwise, they can't be bothered. For humans, collaboration is rewarding for its own sake, a behavioral split that may underlie key...
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Cute TV Chimps May Harm Their Wild Kin
People who watch such shows or ads with dressed-up chimpanzees come away thinking the animals are abundant in the wild and don't need further protection.
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The Real Chimp Sounds Behind Rise of the Planet of the Apes
Chimpanzees and humans last shared a common ancestor about 6 million years ago. We've both come a long way since, and it's not scientifically fair to hear in chimpanzees an echo of our own voice, or...
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Hepatitis C: The Last Chimpanzee Research Battleground
Research on chimpanzees is no longer necessary to fight many diseases. In HIV, they simply didn't prove useful; for malaria, better alternatives existed. But the one remaining exception, the ground...
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A Second Life for Retired Lab Chimps
Many scientists have joined activists in calling for an end to medical experiments on chimpanzees. Should that happen, more than 1,000 chimpanzees now in U.S. laboratories will need new homes. Wired...
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NIH Accused of Dishonesty Over Chimp Research Plans
After national outcry over its plan to send 209 retired, federally-owned chimpanzees back into traumatic medical research, the National Institutes of Health said it would wait. The chimps' fate would...
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Report: Harmful Chimpanzee Research Not Worth the Pain
Human ingenuity and compassion have prevailed in an Institute of Medicine declaration that invasive medical experiments on chimpanzees are largely unnecessary.
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Stone-Throwing Chimp Thinks Ahead
A chimp famous for throwing stones at visitors now conceals his weapons to get a closer aim at his targets, providing further putative evidence that he is thinking ahead like humans do.
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Chimps Have Geniuses, Too
Natasha, a chimp at the Ngamba Island Chimpanzee Sanctuary in Uganda, has always seemed different from her peers. She's learned to escape from her enclosure, teases human caretakers, and scores above...
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NIH Decision Signals the Beginning of the End for Medical Research on Chimps
With the retirement of 110 government-owned chimpanzees at the New Iberia Research Center, the end of medical research on man’s closest living relative may be near. New Iberia operates the largest...
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Chimps Might Have a Sense of Fair Play
If you give a mouse a cookie, will it give you something back? Researchers have long wondered whether animals play fair. A new study in chimps suggests that they do, although some skeptics are not...
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Video: Retired Lab Chimps Step Outside for the First Time
Watch as chimpanzees who have spent their lives undergoing medical research in laboratories step outside and see the sky for the first time in their new home at Chimp Haven.
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The Uncertain Fate of the Government’s Last 50 Medical-Research Chimps
The fate of 450 chimpanzees owned or supported by the United States government will soon be decided. Most will likely be sent to sanctuaries, but 50 may be kept in captivity, used for medical...
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