Non-native and rare species of sea slugs described as looking like aliens have been found by a group studying rock pools. The depilatory sea hare (Aplysia depilans), usually found in the eastern ...

Researchers confirmed the presence in Japan of an invasive slug species native to Europe, but little is known on whether it could affect agricultural crops and ecosystems in the country.

This colourful creature is no alien, but it is a long way from home. For the first time, the presence of a type of tropical sea slug has been confirmed by scientists in UK waters. Spurilla neapolitana ...

A woman was left gobsmacked after she reeled in an "alien slug" from the depths during a fishing trip. The fisherman who caught the monster was utterly astounded after she found an 11lbs sea slug in ...