MYN / Gil Wizen / Huge terrestrial flatworm (Bipalium kewense), Mindo, Ecuador, March. meetyourneighbours.net project

Duncan Murrell / Land Planarian - flat worm, (Bipalium sp.) on a wild banana tree, Gunung Mulu National Park, UNESCO World Heritage Site, Sarawak, Malaysian Borneo.

Emanuele Biggi / Hammerhead worms (Bipalium sp) on leaf, Sarawak. Borneo.

Alex Hyde / Land planarian (Geoplanidae) Central Caribbean foothills, Costa Rica

Emanuele Biggi / Land flatworm (Diversibipalium sp.) crawling over a fallen leaf in the leaf litter of a primary forest, Mulu National Park, Sarawak, Borneo.

Chris Mattison / Australian flatworm (Australoplana sanguinea) on sphagnum moss (Sphagnum sp.), introduced predatory flatworm found in several parts of UK. Feeds on earthworms and considered a pest of agriculture/hort...

Chris Mattison / Australian flatworm (Australoplana sanguinea) on Sphagnum moss (Spagnum sp.) introduced predatory flatworm found in several parts of UK. Feeds on earthworms and considered a pest of agriculture/hortic...

Joao Burini / Flatworm (Geoplaninae) preying on Harvestman (Gagrellinae) Southeastern Atlantic Forest, Mantiqueira Mountain Range, Sao Francisco Xavier, Sao Paulo, Brazil.

Joao Burini / Flatworm (Geoplaninae) on a mossy tree trunk, Southeastern Atlantic Forest, Mantiqueira Mountain Range, Sao Francisco Xavier, Sao Paulo, Brazil.

Alex Hyde / Hammerhead flatworm (Geoplanidae), Danum Valley, Sabah, Borneo.

Alex Hyde / Hammerhead flatworm (Geoplanidae), Danum Valley, Sabah, Borneo.

Karine Aigner / Portrait of a flatworm (Pseudogeoplana) on a dead leaf at night, Mindo, Ecuador.