Sack Anemone
Sack anemones naturally attract rare materials to eat over time, but the tentacles are highly venomous to most life. Some aquatic species are immune to the venom and thus take refuge inside the sack anemone.
Sack anemones naturally attract rare materials to eat over time, but the tentacles are highly venomous to most life. Some aquatic species are immune to the venom and thus take refuge inside the sack anemone.