Assertion: mallard's foot | /r/HasAspect | durable talons
Facets:
value: often
type: TEMPORAL
Source sentences:
text: The feet often have durable talons that help the birds grip different surfaces on land as well, including slippery rocks and branches, even if their body structure does not support agile walking.
text: The feet often have durable talons that help the birds grip different surfaces on land as well, including slippery rocks and branches, even if their body structure does not support agile walking.