Pearl gourami pair of pearl gouramis, although anything above that volume is greatly recommended, since these fish show signs of stress, abnormal aggression, and illness when feeling confined. Preferred tank temperatures are 22–28°C (72–82F). Tanks with surfaces exposed to fresh air are recommended so that the pearl gourami's labyrinth organ can function correctly. As with any tropical aquarium, adequate filtration, lighting, substrate and decorations, plants, and proper care are required. The pearl gourami is a territorial fish and should only be suited in a community tank with fish of similar size to it. However, this fish may be somewhat timid or shy,
Creature type (Dungeons & Dragons) Ooze, Plant, Shapechanger and Undead creature types were converted to keywords in 4th edition, as were many subtypes. Fifth edition's approach to creature types is similar to third edition's. The outsider type has been split into celestials and fiends, animal and vermin type have been combined into beast type, and several types have been removed (magical beast, monstrous humanoid, etc.) and the catch-all monstrosity type has been added. Creature type (Dungeons & Dragons) In the "Dungeons & Dragons" fantasy role-playing game, creature types are rough categories of creatures which determine the way game mechanics affect the creature. In the 3rd