Birds fly south for warmer days.

Meaning: This sentence describes the migration of birds to warmer climates during the winter.

Choice of Words: Birds are animals with feathers and wings that can fly. Fly means to move through the air using wings. South is the direction opposite of north. Warmer means not as cold. Days are the periods of time between sunrise and sunset. So, "Birds fly south for warmer days" means that the birds are flying to a place where it is not as cold during the day.

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Related Expressions