All posts tagged with chimpanzees

Link: Archaeology of nonhuman tool use

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Scientific American is previewing an article by Michael Haslam from their March issue, “The Other Tool Users”. The article focuses on the use of archaeologic...

Notable: Chimpanzee corpse cleaning

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Notable: van Leeuwen, Edwin J. C., Katherine A. Cronin, and Daniel B. M. Haun. 2017. Tool use for corpse cleaning in chimpanzees. Scientific Reports 7:44091....

Link: Bonobo female coalitions

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Nice article by Natalie Angier about recent work on bonobo social behavior: “Beware the Bonds of Female Bonobos”.

Why do male bonobos have such low body fat?

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I can’t be the only one surprised at how little body fat male bonobos have. A study of bonobo dissections by Adrienne Zihlman and Debra Bolter (2015) include...

Monkey pyrophiles

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Nicole Herzog and colleagues spent half a year following a troop of vervet monkeys during the controlled burn season at Loskop Dam Nature Reserve in South Af...

A chimpanzee termite-eating story

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Micaela Jemison of Smithsonian Science describes a recent study by Robert O’Malley investigating the use of termites by wild chimpanzees at Gombe. The piece ...

Population structure and chimpanzee malaria

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A new paper examines the parasite load of a group of wild chimpanzees for Plasmodium, the parasite that causes malaria DeNys:2013. Several strains of Plasmod...

Mountain gorilla visit

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Chimpanzee researcher Maureen McCarthy describes a visit to Bwindi Impenetrable Forest in Uganda, to see the mountain gorillas: “Uganda’s other great apes”.

The scope of bonobos

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National Geographic has an excellent article by David Quammen about the science of bonobo behavior: “The Left Bank Ape: An Exclusive Look at Bonobo Behavior”...

Darwin's primate phylogeny

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I’m doing some reading and ran across a 2009 post by Brian Switek (“Darwin, Ardi and the African apes”), who touched on a little-appreciated aspect of Darwin...

Left-handed termite-fishing

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Stephanie Bogart and colleagues, working at the chimpanzee field site of Fongoli, Senegal, have a new paper on handedness in these wild primates Bogart:2013....

Perils of talking to apes

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Barbara King comments on Koko, Kanzi and Panbanisha, “Thoughts On Three Famous ‘Language Apes’”.

A longer timescale for human evolution

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During the last few years, the best estimates of the human single nucleotide mutation rate have been cut in half. Until recently, estimates of mutation rate ...

Fusing chromosomes

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Carl Zimmer recounts recent research by Evan Eichler’s group on the evolution of human chromosome 2, which represents a fusion of two separate chromosomes in...

Chimpanzee watching

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Captive chimpanzees do clever things, but how deep is their planning? Michael Balter describes a research study following how one chimpanzee harasses zoo vis...

Recombination in chimpanzees

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Adam Auton and colleagues Auton:2012 sequenced a panel of chimpanzees to examine recombination in that species, thereby constructing a chimp-specific genetic...

Killer apes

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Kate Wong reports on chimpanzee and bonobo presentations at the AAPA meetings: “Why chimpanzees kill”.

New animal communication books

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Anthropologist Barbara J. King reviews two new books on animal communication in the Washington Post: “‘Calls Beyond Our Hearing: Unlocking the Secrets of Ani...

Mailbag: The hominins of our discontent

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Re: “Taxonomy on tap”, where I reminded readers about my lack of a principled reason to continue using “hominid” instead of “hominin”.

Cheetah the chimpanzee, RIP

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I’ve been unusually busy this holiday week, and haven’t had much time to sit down and write. A reader sent me this death notice for the longest-lived chimpan...

Primate extractive foraging and tool use

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An important difference among some primate species is their ability to get foods that are hidden or protected by natural defenses. A little cleverness may yi...

Chimp gunplay

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MSNBC reports on the really important issues, such as, “Will chimpanzees rise against us?”

Chimpanzee yawning

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Hannah Little describes a recent study of chimpanzees by Matthew Campbell and Frans de Waal Campbell:deWaal:2011: “The path to empathy”.

Goodall record digitization

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Jason Goldman covers the acquisition of Gombe chimpanzee records from the Jane Goodall Institute by Duke University (“Digitizing Jane Goodall’s legacy at Duk...

The real "junk" DNA

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Let me be honest: when I started doing paleoanthropology, I really did not expect I’d be talking about Neandertal penises.

Ham the space chimp

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Remembering Ham, 50 years later: “The chimp that took America into space.”

What is the human mutation rate?

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Last spring I wrote about a study that used whole-genome comparisons between parents and offspring to estimate the rate of per-genome mutation in humans (“A ...

Mitochondrial catchphrases

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I love the first day of the month, because my web stats update at 3:00 am, giving me a more or less random midnight slice of my visitors. Over a longer time,...

Plague from within

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Ewen Callaway describes work probing the biology of a chimpanzee endogenous retrovirus: “Ancient chimp virus ‘brought back to life’”

Scanning the ape fecome

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Donald McNeil, Jr., has written up some background detail about last week’s story that falciparum malaria came from gorillas: “A finding on malaria comes fro...

Falciparum malaria came from gorillas

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Malaria in humans is caused by one of five different species of Plasmodium parasites. The deadliest of these is P. falciparum, especially within Africa where...

Time to revise the mtDNA timescale?

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Krzysztof Cyran and Marek Kimmel (2010) have presented a revised set of estimates of the human mtDNA most recent common ancestor (MRCA). It’s an interesting...

Gorillaz marching

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Eric Michael Johnson, formerly of Primate Diaries, writes:

Hare/Woods interview

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The science page of the NY Times has a conversation with Brian Hare and Vanessa Woods. Woods’ new book is Bonobo Handshake: A Memoir of Love and Adventure in...

Mailbag: Parallel knuckle-walkers

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Regarding convergent evolution in the great apes, I thought it was well demonstrated that knuckle walking was convergent, because the mechanisms for spinal s...

More on chimpanzee population structure

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A reader reminded me of a second paper on chimpanzee population structure, using a different Bayesian framework, which came out shortly after the study by Jo...

Return of the Neanderchimps

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Back in 2005, I reviewed the first description of fossil chimpanzee teeth, from the Middle Pleistocene of the Kapthurin Formation, Kenya, dating to around 50...

Chimpanzee mating tools

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John Tierney riffs on a short review paper by William McGrew, a brief tour of chimpanzee technology. In a pool of academese, he finds a salacious bubble:

Chimp trivia

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Courtesy of Jon Cohen in Science (“The Chimpanzee Genome Project’s Seedy Origins”), a detail that I hadn’t heard before:

The chimpanzee males who adopt orphans

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The value of long-term field studies: Christophe Boesch and colleagues report on adoption in the Taï Forest chimpanzee study population – where more than 30 ...

Chimpanzee and human FOXP2 compared

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A new paper in Nature (Konopka et al. 2009) reports on microarray expression comparisons of human and chimpanzee-specific versions of FOXP2. The change of tw...

Chimps R'n't Us

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Michael Balter reports on the “First 4 Million Years of Human Evolution” meeting: “Primatologists Go Ape Over Ardi”.

Army ant chimpanzee toolkits

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A nice story about Crickette Sanz’ and David Morgan’s work with chimpanzees of the Goualango Triangle, and the tools they use to forage for army ants:

CT chimpanzee project

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From earlier this summer, good news on the CT-scan data front:

Cheshire chimps

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"We had an army of chimps eating their way through the keeper's kitchen and the decision was taken, quite rightly, to evacuate," a spokeswoman said.

"You ate raw monkey for science?"

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The New York Times has an interview with primatologist Richard Wrangham, who’s promoting a new book, “Catching Fire: How Cooking Made Us Human.

Ankles of the australopithecines

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Recent University of Michigan Ph.D. Jeremy DeSilva gets some nice press about his work demonstrating that fossil hominins didn’t climb like chimpanzees:

Chimpanzee power

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I have a little article in Slate today: “How Strong is a Chimpanzee?”

Chimpanzee decline in Cote d'Ivoire

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In that issue of Current Biology with the report about bonobo hunting, there is also a short correspondence describing the decline of chimpanzee populations ...

Bonobo monkey hunting

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Martin Surbeck and Gottfried Hohmann report in Current Biology that bonobos hunt monkeys, like chimpanzees.

Apes like barbecue

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A paper in the current Journal of Human Evolution by Victoria Wobber, Brian Hare and Richard Wrangham (Wobber et al., 2008) reports on a series...

Missing chimpanzee in LA

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That “celebrity chimpanzee” that caused all the trouble three years ago is now on the loose in the hills outside LA.

Broca's area and chimpanzee communication

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Chimpanzees use their own version of Broca's area when they communicate, according to a new PET scan study by Jared Taglialatela and colleagues. The abstrac...

Fongoli chimpanzees, Pruetz profile

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National Geographic sent writer Mary Roach to see the Fongoli chimpanzees, at the field site of primatologist Jill Pruetz. The result is a nice story about ...

Bonobo blowback

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Following on last month's New Yorker article about bonobos (my comments here), Frans de Waal has penned a response (no permanent link yet; this link may sto...

The chimpanzee sex exchange

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Duffy, Wrangham and Silk describe in a short paper the correlation of male mating success and support for the alpha male in a group of chimpanzees. The find...

A bonobo field report

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A couple of readers have pointed me to an exceptional article in the current New Yorker, in which writer Ian Parker travels with Gottfried Hohmann to Lui Ko...

The Bili chimpanzees

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A nice piece in The Guardian about the chimpanzee population near Bili, DRC. The lede is the suspicion of an apparent leopard kill -- that's chimpanzees kil...

Ape rights movement

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Brainethics writes about the recent Austrian no-human-rights-for-chimp decision:

The killer females

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In a short paper, Simon Townsend and colleagues report on several instances of infanticide initiated by female chimpanzees in the Bundongo Forest:

Mothers' sons

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I want to note the new article by Langergraber, Mitani and Vigilant on chimpanzee kinship and social behavior. The paper finds that chimpazee males tend to ...

Gorilla and chimpanzee Ebola transmission

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I've been following the story of the Ebola epidemic in wild lowland gorillas, in posts here, covering research by Magdalena Bermajo et al., and here, sampli...

Chimps around the clock

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John Noble Wilford reviews recent research on chimpanzee behavior, in the context of last month's chimpanzee behavior conference. It's a nice article; very ...

Fongoli savanna cave chimps

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Studying chimpanzee behavioral diversity is so important because they do such different things in different parts of their range. The Fongoli field study by...

Chimp spear-hunting

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Ann Gibbons reports on the upcoming article in Current Biology:

Chimpanzee archaeology

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Here's a LiveScience story by Heather Whipps, about the discovery of chimpanzee nutcracking stones dating back to 4300 years ago:

Here's to you, Mrs. Chimpinson

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Muller and colleagues (2006) found that male chimpanzees approach older females more often for copulation (compared to younger females), more males tend to ...

The chimpanzee grapevine

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Victoria Horner and colleagues (2006) set up two "diffusion chains" of chimpanzees, to see if a learned task could be transmitted faithfully from one chimp ...

Baboons on the loose

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This Reuters report certainly has a sinister undercurrent:

Ape tool curation skills

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An accessible story by Bjorn Carey discusses the paper by Mulcahy and Call, titled "Apes save tools for future use." From the story:

Gombe chimpanzee blog

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The Jane Goodall Institute has a blog, which has been updated daily for some time. According to the description:

From each ape according to his ability

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I was discussing animal (and plant) rights in class yesterday, and now I see that the Spanish Socialist Party wants to make apes legal persons (via Althouse...

When chimpanzees stand

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The current (February 2006) issue of AJPA carries an article by Craig Stanford describing the context of bipedal posture for chimpanzees in the Bwindi Impen...

King Kong humanzee trivia

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I'm coming late to this story, but it's still timely! The New York Times has an op-ed by Clive Wynne linking the inspiration for the original King Kong to S...

Why "monkey see, monkey do" isn't for apes

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In Carl Zimmer's New York Times article, he recounts how he signed his daughter up to match wits with a chimp. The point was further experimentation on the ...

Chimpanzee language antics

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Carl Zimmer has an article in Forbes covering recent experiments in chimpanzee vocal communication.

Neutrality and selection on gene expression

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There is a good case to be made that distinguishing neutrality from selection is now the central problem of molecular evolutionary biology. I don't intend t...

Messing with chimpanzee minds

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On the subject of ape tool use, Andrew Whiten and colleagues have an interesting experiment in Nature this week (9/29/05).

The first Neanderchimp?

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McBrearty and Jablonski (2005) report on the first discovery of chimpanzee fossil remains. The described fossils are three teeth: left and right upper centr...

Chimpanzee-human Y chromosome comparisons

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Hughes et al. (2005) report on the nature of Y chromosome genomic differences between humans and chimpanzees. The paper is a test of the hypothesis populari...

Michael Crichton, call your office

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On the "Chimpanzee Genome Consortium": Gretchen says that anything involving the words "chimpanzee" and "consortium" creeps her out.

Chimpanzee genomics

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This week's Nature (9/1/05) has a special feature on the chimpanzee genome (subscription required). The introduction is this perspective by Chris Gunter and...

Comparing human and chimpanzee promoters

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Current thinking on the nature of differences between humans and chimpanzees (or any other pair of closely related species, for that matter) holds that larg...

Sex differences in chimpanzee learning

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A new article in the New York Times discusses an upcoming paper by Elizabeth Lonsdorf and colleagues in Animal Behavior that examines the way that Gombe chi...

Killer chimpanzees and human warfare

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This article from World Science Net popped into my inbox today. It's basically a short news story on an upcoming research presentation by David Watts (Yale ...

What restrained the chimpanzees?

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Working on a paper about early hominid lineage diversity, Milford [Wolpoff] has pointed out a sticking point in consideration of niche breadth in early homin...