D4K:Animal Migration
Special | 28m 49s | Video has closed captioning.
Animal migrations don’t just happen in the spring and aren’t just something birds do. Lots of different animals migrate and for good reasons. Why? What is it that drives animals to move from one part of the country to another and then back again? Guest scientists Jeff Knetter, and Vicky Runnoe answer students’ questions about animal migration.
Aired: 03/20/12
Problems Playing Video? | Closed Captioning