lutra cinerea, aonyx cinereus or amblonyx cinereus emerged from the water and hide behind rocks and trees

clawed looking lutra mammal mustelid mustelidae otter face young cinerea predator carnivore wildlife river animal canids captive active asian charge aonyx agile europe guarding standing sniffing smelling semiaquatic protecting pack martens log listening leader lake holt hairynosed wild playful aquatic brown