Write the adaptions of aquatic animals.
Aquatic animals have various structural modifications in their body to adapt to the aquatic habitats. Some of the adaptations of aquatic animals are:
- Their body is streamlined and hence, they can swim easily.
- They have gills as the respiratory organs.
- They have fins as the locomotory organs, Various types of fins are present in fishes such as dorsal fins, pectoral fins, caudal fins etc.
- The body is covered by appendages known as scales. They are meant for protection.
- Some fishes have modified swim bladder with the help of which they can constantly float at a certain depth of water.