They include the various marine mammals, who dwell in oceans, as well as various river-dwelling species, such as the Platypus, the European Otter, all species of manatee save the West Indian manatee and the Amazon River Dolphin.
They include the various marine mammals, as well as various river-dwelling species. This is such as the Platypus. This is such as the European Otter. This is such as all species of manatee save the West Indian manatee. This is such as the Amazon River Dolphin. The various marine mammals dwell in oceans.