Some Chimpanzees have been trained in captivity to learn and express words using sign language, and have been able to use a large number of signs and symbols. It serves as individual identification, and allows chimps to locate one another even though they may not see. The pant-hoot is one of the best known of their vocalizations. ![]() Each one is tied to a particular emotional context, such as the excitement of arriving at a food source or moments of deep fear. Infants have very pale skin and a white tail tuft, which disappears after childhood.Ĭhimpanzees can communicate through a variety of calls. The ears and mouth are prominent, and they may have whiskers on their chin. The skin on the face, ears, palms, and soles of the feed is bare, varying from pink to black in colour. However, they can also stand and walk on their back legs for more than one kilometre.įingers and toes are long and have opposable thumbs, giving them the ability to use their hands as “hooks” while swinging from branch to branch, and to grasp objects.īrown to black hair covers most of the body. As arms are longer than legs, chimps walk on the knuckles of their hands and the soles of their feet. Females are slightly smaller than males.Ĭhimpanzees move on all fours. When standing upright, they are about 0.7 to 0.96 m tall. Males weigh 28 to 70 kg, and females 20 to 50 kg. It is thought that humans and chimps evolved from a common ancestor who lived 4 to 8 million years ago. ![]() Chimpanzees are our closest living relatives.
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