The nocturnal galago, commonly known as the bush baby, has disproportionately large ears to track insects in the dark, in a similar way to bats.

The greater wax moth or honeycomb moth has been found to be capable of hearing frequencies of up to 300.000 hertz – almost twice as high as the dolphin’s maximum of 160,000 hertz.

The serval has cartoon – ike large, round ears that sit close together on the top of its head. They are extremely successful hunters and can hear their prey scurrying underground.

The basset hound’s ears are the result of decades of selective breeding, and are thought to be highly sensitive in picking up scents, by trailing on the ground and wafting particles up towards its nose.

Green violetear – This species of hummingbird may look like it’s flaunting its sharp sense of hearing, but its colourful ‘ears’ are just feathers, and don’t seem to serve a purpose.