Assertion: sea turtle | /r/CapableOf | retract their head
Facets:
value: into their shell
type: TRANSITIVE-OBJECT
value: like some species of turtles
type: OTHER
value: like tortoises
type: MANNER
Source sentences:
text: Like tortoises and some species of turtles, sea turtles can retract their head into their shell, a vital defense mechanism.
text: They are also more vulnerable than land turtles because unlike land turtles, sea turtles are unable to retract their heads or flippers into their shell.