Assertion: manatee's rate | /r/HasProperty | reproductive
Facets:
Source sentences:
text: Although manatees are protected by law throughout their range, their numbers have diminished because their reproductive rates cannot keep pace with losses from hunting, drowning in fishing nets, and habitat degradation.
text: A major difference that puts dugongs at greater risk than manatees is that dugongs do not reach sexual maturity until they are about 10 years old, making their reproductive rate even slower the manatee.