sea cow
sirenian mammal
sirenian

This happened to be a fat sea cow in a neighboring lake.

Even we have our sea cows to give us milk.

Silverhair looked back once, at the place where they had called to the sea cows.

Masklin tried to imagine what a sea cow looked like.

By 1768, less than 30 years later, excessive hunting led to the sea cow's extinction.

The sea cow was hunted to extinction within 27 years of its discovery in 1741.

Some time ago I brought shame upon my species by encountering a sea cow at a love spring.

The Steller's sea cow became extinct in the 18th century.

Officials are also concerned by the increased deaths of manatees, or sea cows.

Then it said, "I find mention of sea cows and alligators."