he wild and five hundred and fifty individuals in captivity worldwide. They are found in Nigeria, Cameroon, Gabon, Congo, Central African Republic and Zaire in increasingly shrinking habitats due to the incessant encroachment of human populations. Western lowland gorillas are covered with black or brown-gray fur with black skin on chests, palms, and faces. Redheads are common in Cameroon gorillas especially. Males develop a silver back as they mature this is not unlike the tendency for many human males to develop gray hair as they mature as well. The main difference being that only Gorilla males develop silver backs whereas in humans both males and females alike tend to lose their hair coloring with age.
             Unlike humans, which are bipedal, walking on two legs, Gorillas are quadrupedal, they walk on all fours with the soles of their feet flat on the ground with the knuckles of the han
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