Assertion: manatee's size | /r/HasProperty | massive
Facets:
Source sentences:
text: Like other manatees, Florida manatees have quite small eyes which are in complete contrast to their massive size.
text: Also known as sea cows, manatees are large, fully aquatic mammals, peaceful and slow plant-eaters that resemble cows on land, and are also described as graceful swimmers despite their massive size.