Magnificent, rare worm with its own campaign song: the giant Gippsland earthworm

This immense worm moves slowly and gracefully underground and can grow to the length of an outstretched arm

• More fantastic invertebrate nominations here

The giant Gippsland earthworm already has an upbeat campaign song.

I am a real worm, I am an actual worm," bangs the chorus of Doctor Worm, a late-90s novelty hit by the American indie rock band They Might Be Giants.