bumps on the snouts and sometimes the leading rays of the pectoral fins on breeding male fish; goldfish, koi, rosy red minnows, fathead minnows, orangethroat darters, and red shiners are some of the fish who get them; often confused with the disease ick.
Little solid pimples or small buttons on the surface of the insect body, sometimes bearing setae or bristles.
the bumps on the head of the humpback whale
Circular bumps along the edges of the flippers and dorsal fins of some cetaceans; also the knobs on a Humpback Whale's head.
Tubercles (also known as stovebolts) are small bumps with sensory hairs (bristles) protruding from them. They are found on the head of Humpback whales.