Assertion: sea otter | /r/CapableOf | open hard shells
Facets:
value: on animals
type: TRANSITIVE-OBJECT
Source sentences:
text: To open hard shells, it may pound its prey with about 45 blows in 15 seconds.
text: The sea otter carries a small flat rock under its armpit with them to use to open hard shells on animals in which it feeds upon.