Learn about the habitat, description, size, diet, and behavior of the blue whale.

Easy-to-read fact sheet complete with photographs. From the National Parks Conservation Association.

Detailed information from the American Cetacean Society.

Short description and sketch.

A fun introduction to the species along with answers to common questions. From DiscoverySchool.com.

Short description and photograph from the PBS series.

Fact sheet and photograph from the Canadian Wildlife Service.