Assertion: sea otter's life | /r/HasProperty | depend on kelp
Facets:
Source sentences:
text: By the early 20th century when sea otters were nearly hunted out of existence for their fur, kelp beds disappeared and so did the marine life that depended on kelp.
text: By the early 20th century when sea otters were nearly hunted out of existence for their fur, kelp beds disappeared and so did the marine life that depended on kelp.