Every March, the Platte River Valley in Nebraska is home to a colossal crane choir when thousands of sandhill cranes pull of the migration express to rest and refuel. Meanwhile, in Texas, a trail boss leads a cattle drive through town. And finally, witness a purple martin super-enthusiast who owns the world's largest purple martin apartment complex – with over 1,200 rooms!

Hit the beach with the blue bloods of the sea - horseshoe crabs. Then duck into the danger zone with some lethal birds in Tucson and soar with Monarch butterflies on the California coast. Finally, jump aboard a swamp buggy in the Everglades in search of a ghost cat…the Florida panther.

Visit the largest colony of bats on the planet in Texas, discover the surprising habits of South Florida's sharks and see Arizona's scorpions do fascinating things with ultraviolet light.