1. Fish have gills that let them breathe in water. The gills of fish allows them to absorb dissolved oxygen from water.The water goes to the mouth of the fish and pushed it out of the fish's gills. This is their adpatation for beathing underwater.
2. Fish have color and color patterns that makes them blend in with their environment. It allows them not to be seen by their predator.
3. Fish use venom for defense. They produce toxins through the use of a spine.
4. Fish have a steamed line body that enable them to swim freely in water. This is their adaptive features.
