Meet the animals that can change their sex

Reproduction is a top priority for most animals, and many have evolved fascinating strategies to increase their chances of success. Some animals have horns to fight off competition, while others use eye-catching ornamentation to attract a partner. However, some members of the animal kingdom have evolved a more fascinating approach: the ability to change their sex. There are a number of reasons why this might be advantageous, and it depends a lot on a particular species' physical and social environment.

If you'd like to meet the animals that change sex, simply click through this gallery now.