Assertion: woolly mammoth's layer | /r/HasProperty | thick to keep them
Facets:
Source sentences:
text: The woolly mammoth adapted to the conditions of the Arctic Circle in a number of ways; the woolly mammoths hair was 90cm long to keep it warm; the woolly mammoths ears measured 1/5 size of an African elephants at only 30cm wide; woolly mammoths had a layer of fat under their skin that was around 8cm thick to keep them warm; the woolly mammoths curled tusks were up to 5m long and thought to be used for shovelling snow so the mammoths could find food that had been buried underneath it.
text: Other cold-weather adaptations include a thick skin with numerous oil-secreting glands, and a layer of fat that was up to 10 cm (3.9 in) thick.
text: The woolly mammoth adapted to the conditions of the Arctic Circle in a number of ways; the woolly mammoths hair was 90cm long to keep it warm; the woolly mammoths ears measured 1/5 size of an African elephants at only 30cm wide; woolly mammoths had a layer of fat under their skin that was around 8cm thick to keep them warm; the woolly mammoths curled tusks were up to 5m long and thought to be used for shovelling snow so the mammoths could find food that had been buried underneath it.