Other
Ornithology: Bird Flight
Excellent coverage of the adaptations and actions of birds in regard to flight. Contains specific information, diagrams, and pictures.
Other
Sun Site: General Characteristics of Reptiles
This site explains what reptiles are, where they live, what they look like, how they move, how they breathe, what they eat, what their sense organs are, and how they reproduce.
University of Florida
Florida Museum of Natural History: Ichthyology: How Fish Swim
Provides descriptions and illustrations of how fish swim.
TED Talks
Ted: Ted Ed: Why Can't Some Birds Fly?
Gillian Gibb explores what makes birds give up the power of flight.
Earth Life
Earth Life: Locomotion of Mammals
Good site for some general information on the movement of mammals. Gives a description and gives the average speed of a variety of animals.
Other
Look d.com: Gas Bladder
This site, which is from LookD.com, provides information about the bony fish gas bladder. The information that is presented at this site is medium in length and interesting, making it worth checking out.
Other
Look D: How Fish Swim
This site, which is provided for by LookD.com, gives brief but factual information on the way in which fish swim.
Other
The frog.org: Biology, Movement
TheFrog.org provides a site dedicated to information and links on frogs. This particular page discusses how the amphibian moves.
Other
Quantum Conservation: Amphibian Index
A good overview and index of all the classes and species of amphibians, including sub-classes, orders, and characteristics.
Other
Digital Frog International: Frog Skeleton
A diagram of a frog is provided here. This image was produced digitally and no frogs were harmed in the process.