When you contract the attached muscles (subscapularis muscle, the supraspinatus muscle, the infraspinatus muscle, and the teres minor muscle), they pull on the tendons causing the shoulder to rotate up or down, back or front, in or out; hence the name 'rotator' cuff.
Acinonyx jubatus portrait. Â© 2007 Mark Probst. The cheetah is a big cat and is now, mainly found in southern Africa. It is known for its speed as it is able to accelerate from 0-60 miles per hour in only three seconds, and it is able to reach speeds of around 70 miles per hour (112 kilometers per hour).
1 There are 37 species of foxes, but only 12 belong to the genus âvulpesâ or âtrue foxesâ. 2  The best known of them are: Red Fox, Arctic Fox, Kit Fox, Fennec Fox, and the Gray Fox. 3  Red Fox. 4  The largest species of fox is known as the Red Fox. Fox Species. 2  There are 37 species of foxes, but only 12 belong to the genus âvulpesâ or âtrue foxesâ. 3  The best known of them are: Red Fox, Arctic Fox, Kit Fox, Fennec Fox, and the Gray Fox.