noun
- Plural of ectozoan; parasitic animals that live on the external surface of a host organism.
Usage: biology; zoology; technical
Examples
- Fleas and lice are common ectozoans that infest mammals.
- The veterinarian identified several ectozoans on the dog's skin.
- Ectozoans differ from endozoans in that they live outside their host's body.
- Many ectozoans feed on blood or skin cells of their hosts.
- The study focused on how ectozoans adapt to different host species.