Claudio Contreras / Californian sea lion (Zalophus californianus) swimming in Southern sea palm (Eisenia arborea) and Giant Kelp (Macrocystis pyrifera) forest, San Benitos Islands, Baja California Pacific Islands Biosphe...

Paul Williams / Kinabalu Giant red leech (Mimobdella buettikoferi) feeding on Kinabalu Giant earthworm (Pheretima darnleiensis), Mount Kinabalu, Borneo.

Dave Bevan / Herring gull (Larus argentatus) hunting for worms, stamping on ground with feet, Ceredigion, Wales, UK, November.

Sue Daly / Feather duster fan worm (Sabella spallanzanii) with tentacles moving in the current, Sark, British Channel Islands, UK, August.

Claudio Contreras / Social feather duster worm (Bispira brunnea) Cancun national Park, Caribbean Sea, Mexico, July

Chris Mattison / Barred tiger salamander (Ambystoma tigrinum mavortium)eating earth worm, captive occurs in South and Central USA.

Ammonite / Earthworm (Lumbricus terrestris) moving through and feeding on leaf litter, Bristol, England, UK, June.

Ammonite / Earthworm (Lumbricus terrestris) moving through leaf litter, footage taken using an endoscopic camera in controlled conditions, Bristol, England, UK, June.

Laurent Geslin / Common earthworm (Lumbricus terrestris) on dug earth in garden, England

Laurent Geslin / Common earthworm (Lumbricus terrestris) on dig earth a garden, England

Laurent Geslin / Female blackbird (Turdus merula) catching worms on an urban lawn in London, UK

Franco Banfi / Close up detail of soft coral (Dendronephthya sp.) Maldives, Indian Ocean