Article: Why does a woodpecker peck?

Tap-tap-tap-tap. Tap-tap-tap-tap. You may have heard that sound while walking in the woods, or maybe in your own backyard. It's a woodpecker, hammering high in a tree with its hard, pointed beak. Why do woodpeckers work so hard to drill holes in trees? They have three good reasons.

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Every year, the woodpecker carves a cozy new nest hole in a tree. Small types of woodpeckers make small nests, and larger species drill bigger holes. When a male and a female woodpecker want to start a family, they work together to make a nest cavity.

After the young woodpeckers hatch, they live in their parents' nest for about a month. The parents ...

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