Instead of feeding on blood, it hunts down and devours worms, particularly the Kinabalu Giant Earthworm ( Pheretima darnleiensis ), which can grow up to 70cm (2.3 feet) long! As its name suggests, the ...

As doctors visited the home of a 65-year-old farmer in North Wollo, Raya Kobbo, he told them his saliva had tints of blood, occasionally bright red, according to a medical case re ...

It's a large, deadly, and highly aggressive pit viper. "Glad to be out of the woods. Are we there yet?" Yup. This is classic habitat for the giant Amazonian leech. These savannah swamps fill with ...

This is the gut-wrenching moment doctors removed a three-inch-long leech from a patient's nose in India. ENT specialist Dr Kishan conducted an examination and discovered the large parasite lodged ...

The leech multiplies its body mass by six or seven ... In this short film Dr Michael Mosley investigates hookworms - large parasites which invade our immune system. He meets a sufferer of Crohn ...