delusion of negation (nihilistic delusion) a depressive delusion that the self, part of the self, part of the body, other persons, or the whole world has ceased to exist. paranoid d's an older term for delusion of grandeur and delusion of persecution; its use is discouraged. delusion of persecution a delusion that one is being attacked, harassed, cheated, persecuted, or conspired against. It is one of the subtypes of delusional disorder.
Oto Catfish. These fish are perhaps the best kind of fish that you can get for the purposes of cleaning away algae from the plant matter in your fish tank. Their favorite type of algae to eat is brown algae, something that most other fish will stay away from.
Fish and Crab But what kind of fish? . Many of the octopus species foundin the ocean like have a diet that consists of small fish, snails,crabs and clams. Some octopus haveâ¦ been found to dine occasionallyon other octopus.. Many octopus eat small fish, crabs and clams.