An extremely dry area with little water and few plants

A dense growth of trees and underbrush covering a large tract

A usually rounded natural elevation of land lower than a mountain.

1. A considerable inland body of standing water.

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A raised part of the Earth's surface, much larger than a hill, the top of which might be covered in snow.

A natural wide flow of fresh water across the land into the sea, a lake, or another river.

The salty water that covers a large part of the surface of the earth, or a large area of salty water, smaller than an ocean, that is partly or completely surrounded by land.

An area of low land between hills or mountains, often with a river running through it.

A mountain with a large, circular hole at the top through which lava (= hot liquid rock) gases, steam, and dust are or have been forced out.

A sea mammal that is large, smooth, and grey, with a long, pointed mouth.

A very large grey mammal that has a trunk (= long nose) with which it can pick things up.

A large African animal with a very long neck and long legs.

An animal that lives in hot countries, has a long tail, and climbs trees. Monkeys are primates (= the group of animals that are most like humans) .

A tropical bird with a curved beak, often kept as a pet and trained to copy the human voice.

A black and white bird that cannot fly but uses its small wings to help it swim.

A bear with white (transparent) fur that lives in the Arctic.

A reptile with a long body and no legs.

A large wild animal of the cat family with yellowish-orange fur with black lines that lives in parts of Asia.

A very large sea mammal that breathes air through a hole at the top of its head.