Assertion: penguin | /r/CapableOf | sleep with its bill
Facets:
value: typically
type: DEGREE
Source sentences:
text: A penguin typically sleeps with its bill tucked behind a flipper, which some scientists believe serves no known purpose in penguins, but is a remnant of ancestral relations to flighted birds.
text: sure you have seen the classic images of penguins sleeping with part of their bill tucked under a flipper.