San Diego Zoo Global
San Diego Zoo: Snakes
An in-depth description of snakes, including their classification, appearance, habitat, adaptations, reproduction, diet, and other interesting facts. Also includes pictures, video, and sound bytes.
San Diego Zoo Global
San Diego Zoo: Boa
This resource provides detailed information about the boa, as well as several pictures and an audio clip.
Sheppard Software
Sheppard Software: Boa Constrictors
This site gives a brief description of a boa, including its appearance, reproduction, and classification. The site includes photos and illustrations and an interactive quiz to test your understanding.