Fin
Definition 1 of 5
Pro Tip 1/3
Animal Movement
Refers to the body part fish use for propulsion and steering in water. Sharks have strong fins for quick swimming.
Pro Tip 2/3
Not Human Limbs
Understand that 'fin' is not used for human body parts, but for aquatic animals. A dolphin's fin can be seen above water when it swims near the surface.
Pro Tip 3/3
Types of Fins
Distinguish between 'dorsal fin' (top), 'pectoral fins' (sides), and others. The dorsal fin helps the fish balance in the water.