Chimpanzee - Chimpanzee - Intelligence: Chimpanzees are highly intelligent and are able to solve many kinds of problems posed to them by human trainers and experimenters. You can set your browser not to accept cookies and the above websites tell you how to remove cookies from your browser. 0000005323 00000 n The cookie settings on this website are set to "allow cookies" to give you the best browsing experience possible. Other articles where Animal intelligence is discussed: animal learning: Complex problem solving: …that animals might differ in intelligence, with those more closely related to humans sharing more of their intellectual abilities, is commonly traced back to Charles Darwin. Orangutans are renowned for their high intelligence.

The implications of these language studies have been contested, however. ��U@Y�\\5�D5�+.���=�a����D�e�0���2���97�?x���{��`��̗9�_Z� TU 0000001202 00000 n trailer << /Size 449 /Info 415 0 R /Root 420 0 R /Prev 1545558 /ID[] >> startxref 0 %%EOF 420 0 obj << /Pages 416 0 R /Outlines 373 0 R /Type /Catalog /DefaultGray 417 0 R /DefaultRGB 418 0 R /PageMode /UseThumbs /PageLayout /SinglePage /OpenAction 421 0 R >> endobj 421 0 obj << /S /GoTo /D [ 422 0 R /FitH -32768 ] >> endobj 447 0 obj << /S 255 /T 475 /O 539 /Filter /FlateDecode /Length 448 0 R >> stream Like all great apes, orangutans they have large brains, are self-aware beings, capable of reasoning. 0000002310 00000 n 0000003265 00000 n 0000005345 00000 n In captive or semi-wild conditions orangutans have been taught to use sign-language.

Orangutans have one of the most prolonged developments of any mammal.

A number of researchers have taught chimpanzees to use sign language or languages based on the display of tokens or pictorial symbols. 0000004517 00000 n Some researchers equate brain size with intelligence, reasoning that cetaceans should have the capacity for intelligence because they have relatively…, Chimpanzees are highly intelligent and are able to solve many kinds of problems posed to them by human trainers and experimenters. Their use of tools even extends beyond foraging and nest building. 0000006197 00000 n 419 0 obj << /Linearized 1 /O 422 /H [ 1202 512 ] /L 1554068 /E 73055 /N 19 /T 1545569 >> endobj xref 419 30 0000000016 00000 n

…of learning and has considerable intelligence. …that animals might differ in intelligence, with those more closely related to humans sharing more of their intellectual abilities, is commonly traced back to Charles Darwin. This low reproductive rate means populations are highly susceptible to the rapid habitat deforestation that has taken place over the last few decades. For further information visit www.aboutcookies.org or www.allaboutcookies.org. Among the most distinctive-looking primates on Earth, orangutans are characterized by their high degree of intelligence, their tree-dwelling lifestyles, and their strikingly colored orange hair. But it turns out that we're not the only animals who think ahead.

Orangutans diverged from the other apes over 10-16 million years ago. 0000002064 00000 n More information Accept. Only the human species has the ability to devise mental constructs through speech and thoughts - that is, to get ideas.

orangutan intelligence is substantial, but most of it derives from formal tests on captive subjects. Scientists have found that orangutans have a sense of, Orangutans have been shown to display individual, Orangutans are renowned for their high intelligence.

The…. 0000009614 00000 n In the wild, orangutans use tools, but at only one location in Sumatra do they consistently make and use them for foraging. H�b```g``������Y�A�X�r,/}>#����rK?��� �,��t�wh�h���j46�+��7fSX�g����㔐0-�#�P�I��f/?��Աɤs�4��^KS��I9X�M�iF��vչ�:_���+$tq�j1'�.�_իU��6�`���i�a j l�@��4#TCC�X33�2#�s(�#q�F�Q�@v�� �C*20�3� a�%���a�bE fb �da`�� �>���ҩ@3 b �R��HʁĒ They also use stick tools to remove seeds from fruits with stinging hairs. 0000002332 00000 n …thought to be the most intelligent of all invertebrate animals. Laboratory behavioral studies have dealt mainly with learning processes and have centred around food acceptance, reward and punishment, maze work, and shape discrimination. 0000008733 00000 n Females will have their first infant between 12-15 years of age and only give birth every 7-8 years after that. These animals beg for food, and some even permit themselves to be petted.

Range: Indonesia and Malaysia, in the islands of Borneo and Sumatra. At one study site in Ketambe, Sumatra, female orangutans were seen to kill and eat slow lorises. Habitat: Forests – predominantly peat swamp forests, tropical heath forests, and mixed dipterocarp forests. 0000002187 00000 n O. vulgaris has highly developed pigment-bearing cells and can change its skin colours to an astonishing degree with great rapidity.

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