Like spiders, ticks are arachnids, but ticks are parasites because they feed on the blood of animals and humans. They are one of the most dangerous animals in America's national parks because ...

By preying on hogs, jaguars help curb the spread of this dangerous parasite ... the DNA of the tapeworm from the feces. Most tested positive for the parasite. While the exact number of jaguars ...

The Texas Parks and Wildlife Department (TPWD) is urging people in southern Texas to keep a lookout for animals suffering from New World screwworm (NWS), a dangerous parasite that also impacts humans.

Now, in a study published Friday (July 15) in Cell Metabolism, researchers describe the complicated tug-of-war between host and parasite that appears to explain ... is “very high compared to what ...

A deadly parasite is being blamed for a halt in cattle imports from Mexico into the United States. The ban on imported cattle ...

A scuticociliate parasite is causing mass die-offs of sea urchins across the Caribbean, Red Sea and Indian Ocean, leading to ...

Canine hookworms are becoming an increasing threat to pets and people, researchers say, after finding that the parasites have developed widespread drug resistance in both North America and Australia.

Texas wildlife officials are warning the state’s cattle industry to be on the lookout for a flesh-eating parasite that can be deadly for animals.

Blayr Barnard, owner of Barnard Beef and Cattle Co., said the parasite has a devastating impact on livestock. “In the 70’s, it hit the U.S. and was an enormous issue because it kills cattle ...