Assertion: woodpecker's adaptation | /r/HasProperty | anatomical
Facets:
Source sentences:
text: Great spotted woodpeckers chisel into trees to find food or excavate nest holes, and also drum for contact and territorial advertisement; like other woodpeckers, they have anatomical adaptations to manage the physical stresses from the hammering action.
text: When woodpeckers hammer into wood to get at grubs, they also have another anatomical adaptation designed to help them feed.