This episode features a variety of animals found on land, and in the sea. Find out how the anteater is able to eat nearly 10,000 insects every day. And why the walrus is considered a keystone species in the Pacific Northwest.

Originally released by Rotfeld Productions, 2015. Streaming video file encoded with permission for digital streaming by Infobase on July 17, 2015.

Keystone Species (4:04); --Exotic Animals (4:14); -- Athletic Animals (1:22); -- Animal Science Experiment of the Week (3:27); -- Male vs. Female (4:11); -- Animal Science Pop Quiz (2:15);.