Sophia Learning
Sophia: Animals: Vertebrates: Lesson 4
This lesson will explain the characteristics of animals that are classified as vertebrates. It is 4 of 4 in the series titled "Animals: Vertebrates."
University of California
Ucmp: Birds Decendents of Dinosaurs
This site from the University of California, Berkeley contains general information and links to information about the fossil record of birds, the life history of birds, the systematics of birds, and the morphology of birds.
Other
Kids' Cruz: Taxonomy
Kidzcruz.com provides a list of phylums in the animal Kingdom. Both Latin and English names are included.