National Geographic for Kids Animals
http://kids.nationalgeographic.com/kids/animals/
Search for animals and learn lots of interesting facts.
NatureWorks Nature Files
http://www.nhptv.org/natureworks/nw4.htm
Tons of photos and information on animals and the different types, or classifications.
Sea World Info Books
https://seaworld.org/animals/all-about/
Well organized information about many kinds of animals including habitat, characteristics, behavior, conservation and many other areas
Natural History Notebooks
http://www.nature.ca/notebooks/english/mon2.htm
In our Natural History Notebooks you'll find fascinating facts about more than 250 animal species. And, don't overlook the interesting information in the Resources section.
San Diego Zoo: Animal Bytes
https://animals.sandiegozoo.org/animals
Tons of photos and information on animals and the different types, or classifications.
Animal Types and Characteristics
http://lib.colostate.edu/wildlife/types.html
Tons of photos and information on animals and the different types, or classifications.
Enchanted Learning: Animal Info
http://www.enchantedlearning.com/coloring/
Tons of pictures and information on animals and the different types, or classifications.