an opening in earth's crust through which molten lava, ash, and gases are ejected

Impossible to pass through or enter

illnesses

someone who protects

A general term used to describe the unit of a police department that answers calls, delivers service, and prevents crime

(n.) travelers, visitors

An area that provides an organism with its basic needs for survival.

people who catch fish or hunt game illegally

to feed on growing grass

a trap for catching animals

to make changes to an existing object or way for doing things

cows and bulls