Assertion: emperor penguin's layer | /r/CapableOf | act as insulation
Facets:
value: against the cold
type: TRANSITIVE-OBJECT
Source sentences:
text: They have a thick layer of feathers that acts as insulation, and they can also control the flow of blood to their extremities, maintaining just enough blood flow to keep those body parts from freezing.
text: The soft layer will act as insulation against the cold; the tough layer will serve as a protective barrier against wind, snow, water, and frost.
text: They have a thick layer of feathers that acts as insulation, and they can also control the flow of blood to their extremities, maintaining just enough blood flow to keep those body parts from freezing.