External parasites, such as fleas and ticks, live on the body of the host and produce an infestation.

“One of the common types of internal parasites that infect horses are stronglyes, both large and small. Within this type, the most common is the small stronglyes because they are in every horse and on ...

Parasites in dogs are common and may be found both internally and externally. They can irritate dogs greatly and lead to serious health problems affecting other pets or even humans. Fortunately, ...