Deserts and Rivers

Deserts are dry places with very little rainfall. Almost every desert is hot and sandy,but there are deserts in Antartica that are cold and snowy.Also,the Saharah desert is very hot,but made of rock. Because of being so hot,very few plants and animals live here. Rivers are long,wide steams of flowing water. Life amount is different depending on the size of the river. Many different kinds of animals live here including crayfish,clams,minnows,and fish.