Hobbies And Interests

Adelie Penguin Adaptations

The Adelie penguin is native to Antarctica, the climate of which is too harsh for most species to endure. The Adelie survives here because of a number of physical adaptations. These help the animal to maintain adequate body heat, hunt efficiently and negotiate the journey between the breeding grounds and the ocean, where they must go to feed. This can be a distance of up to 300 kilometers, according to National Geographic.
  1. Streamlined Body

    • The Adelie penguin has a streamlined body shape that allows it to speed through the water like a torpedo. The Adelie can reach a speed of 15 kilometers per hour when swimming. This enables it to hunt for fish successfully. This penguin will also build its speed to enable it to jump clear of the surface of the water to allow it to breathe. This act of continual jumping is referred to as porpoising. The Adelie can jump from the water to land on a surface that is two meters high, according to Landcare Research Manaaki Whenua.

    Dense Bone Structure

    • This species has developed a bone structure significantly more dense than that of other birds. The penguin cannot fly. Its skeleton is thicker and heavier, which helps it to stay underwater and prevents it from floating to the surface. This adaptation enables the penguin to conserve energy while searching for food.

    Feet

    • The Adelie's powerful webbed feet act as propellers, which helps the animal swim quickly. This bird's feet have also adapted to enable it to walk long distances on land. Unlike many other bird species who walk on the toes, the Adelie penguin places the entire sole of its foot on the ground when it takes a step forward, according to Landcare Research Manaaki Whenua.

    Body Heat

    • The penguin's has adequate body heat in the cold climate because it has a thick layer of fat beneath the surface of its skin. Its feathers are short and extremely close-knit to form a waterproof outer layer, which keeps the bird warm in the water. Beneath the top layer of feathers, the Adelie has a second layer. These downy feathers provide extra warmth for the penguin. The bird's small, stocky body shape gives it a small surface area, which prevents it from losing too much heat.


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