A team of scientists have undertaken detective work to trace the origin of the first orangutan specimen to be scientifically named<em> Pongo pygmaeus</em>. By tracing ...

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This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more ...

Fourteen captive orangutans (Pongo pygmaeus), ages 0.5-20 yr (mean ± SD: 9.7 ± 6.4 yr), were examined for the presence of periodontal disease. The percentage of tooth surfaces with supragingival ...

This is a preview. Log in through your library . Abstract In most studies to date, innovations were studied if their orgination was witnessed or if they arose in response to a pronounced environmental ...

A recent study of forest in East Kalimantan, Borneo has found that orangutans travel on the ground far more often than expected. The study, published in the American Journal of Primatology, was ...