Monkey Midwifery

A paper published in the journal Behavioural Processes describes a rare phenomenon, midwifery behavior among black snub-nosed monkeys in Yunnan, China. The paper is titled, "Daytime birth and parturition assistant behavior in wild black-and-white snub-nosed monkeys (Rhinopithecus bieti) Yunnan,China," and documents this day time birth accompanied by a helper. As you may know, primates have... Continue Reading →

The Completed Bonobo Genome

The bonobo genome is sequenced. The letter reporting was recently published in Nature, and is available openly under the title, "The bonobo genome compared with the chimpanzee and human genomes."  Kay Prüfer from the Max Plank Institute for Evolutionary Anthropologyis the lead author. There are some interesting preliminary comparisons such as: Bonobos and chimps have 99.6% sequence similarity... Continue Reading →

Gorilla Baby Talk

Eva Maria Luëf and Katja Liebal of the Free University of Berlin have published in the American Journal of Primatology a new paper documenting the occurrence of motheresein 24 captive lowland gorillas. During a 4 month observation of these gorillas, it was observed that elder gorillas used different gestures to start and stop play. To... Continue Reading →

Foresight & Innovation in a Devious Chimpanzee

A chimpanzee in at the Furuvik Zoo in Sweden is documented to store various projectile object to be thrown at zoo visitors at a later time. The results of this study has been published in PLoS One, "Spontaneous Innovation for Future Deception in a Male Chimpanzee." I think its a pretty fascinating discussion of foresight,... Continue Reading →

Maternal Infanticide and Cannibalism in Moustached Tamarin

Infanticide and cannibalism are two extreme behaviors seen in primates. Though extreme, the persistence of these behaviors in primates suggest that they are adapted for and had evolved to serve different purposes. Infanticide and cannibalism can be considered as both reproductive and survival strategies. Infanticide has always been associated with males killing off the progeny of former dominant males... Continue Reading →

Coquerel’s Sifaka Born at the Maryland Zoo in Baltimore

On April 13, 2011, The Maryland Zoo in Baltimore announced the birth of an Endangered Coquerel's Sifaka (Propithecus coquereli) making it one of only 50 individuals found in accredited institutions in the United States. Read the press release for more information! The Duke Lemur Center manages the United States' Coquerel's Sifaka population and provides more... Continue Reading →

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