Friday, February 7, 2014

Flightless DoDo Birds

A dodo bird will not fly, they are considered "secondarily flightless".

Picture from Hunter Course

It takes a lot of energy to fly, which is why nature favors this adaptation only when it's absolutely necessary. Once the Dodo Bird's pigeon ancestors landed on their island paradise, they gradually lost their ability to fly, and at the same time evolved to turkey-like sizes.

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