This is not the first study to observe behavioral adjustments in animals exposed to external parasites. Researchers have ...

I'm also worried about internal parasites, which I might not see, yet they are eating up my animals internally. I would greatly appreciate any basic principles of internal and external parasite ...

A flea is an external parasite of dogs and cats. Fleas look like dark little sesame seeds, crawling around on your pet’s skin. But they can move very fast, so you’ve got to be stealthy to keep ...