1. parasites that live on the outside of their host’s body
Usage: biology; plural form

Examples

• Fleas and ticks are common ectoparasites found on dogs and cats.
• The veterinarian examined the horse for ectoparasites during the routine checkup.
• Lice are ectoparasites that attach to human hair and scalp.
• Many birds suffer from ectoparasites that feed on their blood.
• The researcher studied how ectoparasites affect the health of wild mammals.
• Regular grooming helps remove ectoparasites from pets.
• Some ectoparasites can transmit diseases between hosts.