Assertion: nuthatch | /r/HasAspect | claw
Facets:
Source sentences:
text: They have strong legs, feet and claws that help them grasp the bark as they move in all directions up and down a tree.
text: They have strong toes and claws, which enable them to climb up, down, and sideways on tree trunks and branches, probing for insects hidden in bark crevices.