Fleas, ticks, and mites are ectoparasites, parasites that live on or burrow into their hosts' skin. Parasites live at least part of their life cycles at the expense of host organisms. They can cause blood loss, skin irritation, allergies, and disease.
Some parasites live continuously on a single host, and others live intermittently on their host. Many parasites spend as little as 10% of their life actually feeding (i.e., living) on a host. Some live on different host species at differen...Read the full article
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