Kelly Boyer Ontl, an anthropology PhD candidate at Iowa State University, US has studied this troop of spear hunting chimps in Fongoli, Senegal – the only population of chimps in which spear hunting with branches has been regularly observed.
For the first time, they found chimp communities in which SIVcpz infection was widespread--in one, up to 35% of the animals analyzed had the virus in their feces.
For human-dog, human-chimp and human-rat orthologs, we observed similar trends although in the closely related human-chimp case in which complex complexity was plotted against mean dN/dS, the trend was not statistically significant.
Chimp Haven has no say in which chimps it gets.
"Down in the boiler room, however, one finds a nightmarish circus of dwarf-throwing contests and rollerskating chimps; a world in which nobody knows anything and the product is vapour.
Sullivan approved the front-page lead, Jacko Chimp Fingers Killer Doc, in which the late singer's pet chimp is reported to have broken his silence over his owner's fatal medication regime.
We obtained the data on the molecular evolution of coding regions of proteins from a study in which chimp and macaque served as the reference species [15], as in our analysis.
"I think it's a great experiment," says Silk. "It raises really interesting questions about the circumstances in which chimps are motivated to provide help to others".
Others include Bonzo Goes To College (1952), in which a chimp plays golf and football; Gus (1976) in which a mule from Yugoslavia plays football, Matilda (1978) in which a Kangaroo boxes, and Ed (1996) in which a monkey plays baseball.
What he devised was a clever situation in which a subordinate chimp could compete for food with a more dominant chimp.
