Describes the migratory patterns of birds, butterflies, locusts, spiders, bats and geese, and includes information about some of the seeds and fruits that also ride the wind.
An illustrated study of flight, exploring the physical principles of flight; discussing the ways in which insects could have evolved wings to become the first creatures to fly; tracing the evolution of the anatomy and physiology of birds in relation to their flight; and exploring the technical achievement that has allowed man to fly.