Maren Fortney
Exam 1- short answer essay ?'s
3/07/05
Anthropology 102 Exam
1.) Quadrapedalism- Using all four limbs to support the body during locomotion. The majority of quadropedal primates are arboreal, such as the bearded saki, there are some terrestrial quadropedal primates though, such as the savanna babboon. Typically, the limbs of terrestrial quadrupeds are of equal length. In arboreal quadrupeds forelimbs are shorter and may be 70-80% as long as the hind limbs.
Brachiation- Arm swinging. An example of a primate that uses brachiation exclusively is siamangs of Southeast Asia. Other primates are called seminbrachiators, use a combination of brachiation and leaping, such as the spider monkey. These primates are mainly arboreal, and are characterized by arms longer then legs, short lumbar spines long fingers and small thumbs.
Vertical clinging and leaping- A form of locomotion in which the organism supports itself vertically by grasping onto tree trunks......
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