west indian manatee (trichechus manatus) in crystal river, florida

animal animals aquatic art beautiful biodiversity biology blue cow crystal cute diving eco ecology endangered environment eye face fish florida fresh gray grey head herbivore homosassa indian life mammal manatee manatees manatus marine nature nose ocean organ pet river sea seacow seal snorkeling species spring springs submerged sunbeam surface swimming threatened trichechus underwater usa water west wild wildlife winter