How baby beluga whales dive deeper and longer than any others
Companies cut ties with cetacean shows
Marine Mammals of New York - NYS Dept. of Environmental Conservation
All About Whales - Destino Magazine
Whales, Dolphins, and Porpoises: A Natural History and Species
European Whales, Dolphins, and Porpoises by Peter G. H. Evans
National Geographic Kids Everything Dolphins Book by Elizabeth