Search results
Results from the WOW.Com Content Network
Little was known about orangutan behaviour until the field studies of Birutė Galdikas, [106] who became a leading authority on the apes. When she arrived in Borneo in 1971, Galdikas settled into a primitive bark-and-thatch hut at a site she dubbed Camp Leakey, in Tanjung Puting .
An orangutan peeling a banana with its hand and foot. The Bornean orangutan diet is composed of over 400 types of food, including wild figs, durians (Durio zibethinus and D. graveolens), [29] leaves, seeds, bird eggs, flowers, sap, vines, [30] honey, fungi, spider webs, [30] insects, and, to a lesser extent than the Sumatran orangutan, bark.
Orangutans are rarely, if ever, found south of the Simpang Kanan River on Sumatra's west side or south of the Asahan River on the east side. The Pakpak Barat population in particular is the only Sumatran population predicted to be able to sustain orangutans in the long run, given the current effects of habitat displacement and human impact. [1]
Nest-building is a leading reason for young orangutans to leave their mother for the first time. Starting at 6 months of age, orangutans practice nest building and gain proficiency by the time they are 3 years old. [1] Initially, a suitable tree is located: orangutans are selective about sites even though many tree species are utilised.
Sumatran orangutan (Pongo abelli) Hominoidea is a superfamily of primates. Members of this superfamily are called hominoids or apes, and include gorillas, chimpanzees, orangutans, gibbons, bonobos, and humans. Hominoidea is one of the six major groups in the order Primates. The majority are found in forests in Southeastern Asia and Equatorial Africa, with the exception of humans, which have ...
Ape skeletons. A display at the Museum of Zoology, University of Cambridge.From left to right: Bornean orangutan, two western gorillas, chimpanzee, human. The evolution of human bipedalism, which began in primates approximately four million years ago, [1] or as early as seven million years ago with Sahelanthropus, [2] [3] or approximately twelve million years ago with Danuvius guggenmosi, has ...
A wounded orangutan was seen self-medicating with a plant known to relieve pain. It's the first time an animal has been observed applying medicine to a skin injury.
Thinkers of the Jungle - The Orangutan Report: Pictures, Facts, Background [26] gives an account of the life, behaviour and fate of orangutans. Alongside a wealth of information about this endangered species based on the latest research, authors Willie Smits and Gerd Schuster outline the threat to the orangutan's survival: economical and ...