How does a frog use its tongue?

12305911-a-grumpy-frog-lying-on-a-water-lily-leaf

Hmmm… I wonder why I’m not catchin’ any love?

When a fly or bug flits by, the frog hurls out its sticky tongue, snares the prey, and curls its tongue back in to swallow the meal. It’s similar to casting out a fish line, then reeling in a fish.

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