How did John Snow use maps to study the spread of cholera?

Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat

Alizard lives in a desert. which would be an adapation for this lizard?

You do things keep your body in balance everyday what things do you try to keep balanced in your everyday life