Dolphins possess the most sophisticated sonar system known to man, and are used by the US Navy to locate mines in deep water. This bottlenose dolphin was clearing shipping lanes during the war in Iraq in 2003. Picture: Getty
Homing pigeons were often used to send messages. In World War II alone, the UK used an estimated 250,000 homing pigeons to discretely get messages out from troops behind enemy lines. The British upped the ante by training a small force of peregrine falcons to patrol the coast of Great Britain and intercept outgoing homing pigeons. The project was successful, at least two enemy pigeons were captured alive.
Fiery-throated Hummingbird - There are about 338 different species of hummingbirds. There are few other birds that rival the spectacular iridescence of the Fiery-throated Hummingbird. Found only in the cloud forest of Costa Rica and western Panama.