Locomotion in Animals

Complete the crossword puzzle:

Down:
1. Flowers of this plant shows nastic movements
3. This insect has powerful hind legs for jumping
4. A flightless bird
5. A mode of flight in large birds such as vultures
6. Special structures that help earthworm in moving
Across:
2. Forelimbs of seals and walruses are modified as _____
7. A bone in the arm (sounds funny!)
8. Also called sleep movements

Name any two mammals that use all four limbs for walking.

Write a short note on the three main categories of joints in the human body.

How do fins help fish in locomotion?

Name any two special features that help birds in flight.

Write a short note describing various modes of locomotion in insects.

With the help of diagrams, explain how Paramoecium moves about in the water.

Bats are the only mammals capable of true flight.

All mammals use four limbs for walking.