They bury them in the ground.

Meaning: Squirrels dig holes in the ground and store nuts in them for future use.

Choice of Words: They refers to squirrels. Bury means to put something underground. Them refers to nuts. In indicates a location or position. Ground is the surface of the earth. When you put them together, "They bury them in the ground" means that squirrels dig holes in the ground and hide nuts in them.

Alternative Expressions

Related Expressions