Horrifying Hammerhead Worms

Conservation Status

None of the species of hammerhead worm have been evaluated for the IUCN Red List, but there’s no evidence their numbers are threatened. Land planarians are widely distributed in their natural tropical and subtropical habitats and have extended their territorial reach worldwide. Once established in a greenhouse, the animals disperse into the surrounding region. In colder climates, the worms are able to survive freezing temperatures by seeking protected locations.

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