Assertion: sea otter | /r/HasAspect | a layer of blubber
Facets:
Source sentences:
text: Since they don’t have a layer of blubber to keep them warm like most of their marine mammal cousins, these thick coats actually have the ability to trap air, forming a layer of cozy insulation to keep them otterly comfy.
text: Sea otters have no layer of blubber to keep themselves warm.
text: Sea otters are a special type of marine mammal because they don’t have a layer of blubber to keep them warm.