1,437 results
1,437 results for: Primates
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Stomach’s Sweet Tooth
Turns out taste is not just for the tongue.
- Life
2009 Science News of the Year: Life
Breeding records for sheep on Hirta offer an unusual opportunity to study inheritance. Image Credit: Arpat Ozgul Gentler winters shrink sheepWarming has trumped the benefits of fat to shrink sheep on the remote North Atlantic island of Hirta, a new analytical approach has revealed (SN: 8/1/09, p. 12). Weights for wild female Soay sheep dropped […]
- Humans
Partial skeleton gives ancient hominids a new look
African hominid fossils, including a partial skeleton, reveal a surprising mix of features suitable for upright walking and tree climbing 4.4 million years ago.
- Life
Duplication in genomes may separate humans from apes
A sudden peak in duplication of chunks of DNA in the common ancestor of humans, chimps and gorillas led to genetic flexibility, which created differences among the species.
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- Life
Mosquito fish count comrades to stay alive
New experiments indicate that mosquito fish can count small numbers of companions swimming in different groups, an ability that apparently evolved to assist these fish in avoiding predators.
- Anthropology
Hobbit foot, hippo skulls deepen ancestral mystery
Hobbit fossils pose puzzling evolutionary questions for scientists in two new studies, one of hobbit foot bones and another of brain size in extinct pygmy hippos.
- Life
Male chimps exchange meat for sex
A long-term study of chimps living in western Africa indicates that males hunt down monkeys not only to eat their meat, but also to exchange the meat for sex with female chimps.
- Humans
Neandertal mitochondrial DNA deciphered
Researchers have completed a mitochondrial genome sequence from a Neandertal. DNA taken from a 38,000-year-old bone indicates that humans and Neandertals diverged 660,000 years ago and are distinct groups.
- Life
Gene regulation makes the human
The regulation of genes, rather than genes alone, may have been crucial to primate evolution.
- Life
Tickling apes reveals laughter’s origins
Roots of laughter go back at least 10 to 16 million years, study of romping apes suggests.
- Life
Capuchin monkeys choose the right tool for the nut
New field experiments indicate that wild capuchin monkeys choose the most effective stones for cracking nuts, suggesting deep evolutionary roots for the use of stone tools.
