Welcome to the Galápagos Islands! As you follow a path through the black lava rock on one of the islands, you may hear the sea lions barking or the hum of a wh

Profiles a variety of Galâapagos Island consumers, producers, and decomposers, explaining how each one fits into the region.

Welcome to a North American estuary! As you travel through the swamp’s murky water, you wade through green duckweed and push ahead to the moss-draped trees at

Welcome to an African cloud forest! As you set off down the mountain path, all you see ahead is a thick tangle of vines and bamboo trees. But the cloud forest i

Welcome to the Nile River in Egypt! As you slosh through the river bank and puddle-jump the marshy areas, you can hear birds calling, frogs peeping and little s