Characterized by their unique adaptations to extreme environments ... helping them ambush prey such as small fish and crustaceans. Frogfish have four fins located on their back, known as the ...

Fish at the other end of Earth ... In each case, evolutionary adaptations allow them to exploit a food niche of ants and termites, but the developments occurred independently.

From its unique vision to its hovering hunting style, this fish has evolved some of the most extraordinary traits in the animal kingdom. Physical Adaptations The barreleye is a small deep-sea fish ...