Parasite (not sure though)
An organism that lives on or in a host and harms it is usually called a parasite. When the relationship mutually beneficial instead of harmful, it is called a symbiote.
parasite is the organism that lives on other organism without any benefit to the host.
Parasite
An external parasite is an organism that lives on another organism. The external parasite depends on its host for food and shelter while the host is usually harmed.
an organism that lives in or on another organism (its host) and benefits by deriving nutrients at the host's expense
The host is the organism for which a parasite lives off of.
it is called a paparsites
The medical term for an organism that lives on the outer surface of the host is "ectoparasite." Examples include lice and ticks.
parasitiod
A parasite.= )
Yes it feeds of the things the other organism eats.