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We all know the English
"as busy as a bee," but we don't know
bees play. Scientists found a
that bees might relax after a busy
making
. The scientists did
tests on bees playing with different things. The bees liked playing with
balls. The bees played a little like
. Younger bees played with more balls than older bees. Adult males played with balls for
than females did. Bees are the
known insects to "play".
