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Mar 26

Cetacean:- General characters and adaptations?

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Mar 26
Cetaceans are a group of marine mammals that includes whales, dolphins, and porpoises. They have several general characteristics and adaptations that allow them to thrive in their aquatic environment:

1. Streamlined body shape: Cetaceans have a streamlined body shape that helps reduce drag in the water, allowing them to move efficiently through the water.

2. Blubber: Cetaceans have a thick layer of blubber under their skin that helps insulate them from the cold water and provides buoyancy.

3. Flippers and flukes: Cetaceans have adapted flippers and flukes that help them navigate and propel themselves through the water.

4. Blowhole: Cetaceans have a blowhole on the top of their heads that allows them to breathe air at the surface without having to fully surface.

5. Echolocation: Many cetaceans, such as dolphins and some whales, use echolocation to navigate and locate prey in the water. They emit high-frequency sounds that bounce off objects and return to them, allowing them to "see" their surroundings.

6. Social behavior: Cetaceans are highly social animals that often live in groups called pods. This social structure helps them communicate, hunt, and protect each other.

7. Migration: Many cetacean species undertake long-distance migrations between feeding and breeding grounds, often traveling thousands of miles each year.

Overall, cetaceans have evolved a range of adaptations that allow them to thrive in their aquatic environment and successfully navigate the challenges of life in the ocean.

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