2012 3_toes afrosoricid ambient_fish ambient_sealife ambiguous_gender antennae arthropod beady_eyes black_and_white carrying claws countershade_torso countershading crustacean eurwentala exoskeleton feral ferns fin fish frown fur giant_potamogale grass group hunting kelp long_tail lying mammal marine monochrome on_front partially_submerged photorealism potamogale predator/prey quadruped rock shrimp simple_background size_difference snout solo_focus swimming tail_fin tenrec tetra_(fish) toe_claws toes traditional_media_(artwork) water whisker_spots whiskers white_background