Animals have evolved a diverse array of locomotory methods, depending to a large extent on whether they are aquatic, terrestrial, or aerial.

Terrestrial Locomotion: A Summary Fish Shapes in Fast Swimmers
Comparison of the minimum costs of transport Peristaltic Burrowing in Annelids
The kinematics of a hopping kangaroo Fish Shapes in Fast Swimmers
Gliding Principles: Page One Gliding Principles: Page Two
Gliding Principles: Page Three Gliding Principles: Page Four
Gliding Gliding: Page One Gliding Gliding: Page Two
Gliding Soaring: Page One Gliding Soaring: Page Two
Flight: Birds and Bats (Page One) Flight: Birds and Bats (Page Two)
Flight: Birds and Bats (Page Three) Flight: Speed and Costs
Flight: Speed and Costs (Page Two) Flight: Wing Design (Page One)
Flight: Wing Design (Page Two) Flight: Wing Design (Page Three)