Grade level: 8, 9, 10, 11, 12, s, t.Human feet are unable to grip items tightly because they do not have an opposable toe. centipedes, have many tiny feet. Houseflies have ... Wavelike movements of the muscle move through the foot and help push the snail or slug forward.
|Title||:||Exploring Life Science: Eyes - growth|
|Publisher||:||Marshall Cavendish - 2000|