the south american manatee a gentle giant of the murky waters

manatee slowmoving aquatic mammals large herbivore tropical south american snoutnosed flippers whalelike gentle grazing shallowwaters solitary sleeping resting slowswimming slowbreathing primitive reptilian hydrodynamic streamlined undulate humpbacked blubbery fragileskinned sensitive timid retiring lowvisibility sedentary omnivorous feeding nibbling eating sniffing snouting exploring discovering walking murky armoredplated