Many Woodpecker species have long tongues, which they use to eat the bugs and such inside trees. When they aren't using them to eat, the tongue rests around their skulls to help cushion their brains from the impact of pecking trees! :)
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Many Woodpecker species have long tongues, which they use to eat the bugs and such inside trees. When they aren't using them to eat, the tongue rests around their skulls to help cushion their brains from the impact of pecking trees! :)
Source