FISH Crossword

vertebrate that lives in water and uses fins to move
tissue that is more flexible than bone
type of fish that have jaws and scales, and skeletons made of cartilage
organ inside a bony fish and is an internal, gas-filled sac that helps the fish stay stable at different depths in the water
type of fish that have jaws, scales, a pocket on each side of the head that holds the gills, and a skeleton made of hard bones
type of fish that is unlike others because they have no jaws and no scales
the process in which the eggs are fertilized outside the female's body and the male hovers close to the female and spreads a cloud of sperm cells
the process in which eggs are fertilized inside the female's body and the young develops inside her body
tin, overlapping plates that cover the skin of a fish
an appendage used to provide a large surface against the water and balance to stay upright in the water
a respiratory organ of a fish that has many blood vessels within them
covers and protects the scales
an animal that feeds on flesh and meat
gives a fish power that comes from motions of its tail in coordination with the muscles
an organ that responds to a stimuli and helps find food and avoid predators