Grunion shrimp. An isopod, two species of flies, sandworms, and a beetle have been found preying on the eggs. Some shorebirds such as egrets and herons prey on grunion when the fish are on shore during spawning. Seagulls, sea lions, and larger fish such as sand sharks have also been observed feeding on grunion during a grunion run. The reduction of spawning habitat due to beach erosion, harbor construction, and pollution is believed to be the most critical problem facing the grunion species. Despite local concentrations, the grunion is not an abundant species. While the population size is not known, all
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