Incredible Journeys Animal Migration
A discussion on how and why animals migrate is followed by descriptons of the migratory habits of some specific species such as gray whales, monarch butterflies, mule deer. elephants, Arctic terns, and others.
A discussion on how and why animals migrate is followed by descriptons of the migratory habits of some specific species such as gray whales, monarch butterflies, mule deer. elephants, Arctic terns, and others.