elephants are the lagest land animals on earth. they have the largest brains of any mammal. elephants talk to each other. researchers have discovered more than 50 different types of calls that they use to communicate with each other. their trunks are strong enough to pick up trees but sensitive enough to pick up a flower. they use them as tools to sweep paths, to scratch themselves, to swat flies, and to draw in the dirt. they are good swimmers and use their trunks like snorkels. they live together in family groups. they help each other when in trouble. they join together to care for and rescue their young.