DESCRIPTION: West Indian manatees are large, gray-brown aquatic mammals with bodies that taper to a flat, paddle-shaped tail. They have two flippers with three to four nails on each, and their ...

WEST PALM BEACH, Fla. (CBS12) — As manatees continue to come under threat, the U.S. Postal Service will unveil its new manatee-themed postage stamp to raise awareness for the species.