It is referred as a predator to prey relationship.
"predator"
Parasitism
This is called a predator-prey relationship.
Predation is when a organism known as a predator hunts another animal for food known as prey. Competition is when organisms compete for the same food source.
No it is a parasite which needs another organism in order to survive a predator hunts and eats food
Heterotrophs are organisms that uses organic compound as its source of food whereas detritivores are organism that uses organic waste as its source of food.
predator
When an organism hunts some other organism for their food, that organism is categorized as a predator. Every carnivore is a predator.
Tiger, lion, bears etc
a predator is an animal that hunts or eats a smaller animal than itself. for example, the wolf is the predator and it hunts the bunny which is the prey.
habitat
An organism that hunts other organisms is called a predetor. I hope this is the answer to your question. Thank You. http://wiki.answers.com/Q/An_organism_that_hunts_other_organisms_is_called_a