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.
Main predators of dumbo octopi are sharks and killer whales. Dumbo octopus eat different type of crustaceans, bivalve, worms on the sea bottom and copepods (that are part of the zoo-plankton) when they swim near the surface of the water.Dumbo octopus swallows the prey whole. For that reason, size of the prey never exceeds 1-2 mm. Dumbo octopus does not have mating season.ain predators of dumbo octopi are sharks and killer whales. Dumbo octopus eat different type of crustaceans, bivalve, worms on the sea bottom and copepods (that are part of the zoo-plankton) when they swim near the surface of the water.