Earthworms (Lumbricina) are common terrestrial invertebrates of the order Annelida, known as ringed or segmented worms. They ...

The hippopotamus, a semi-aquatic hoofed mammal that is native to parts of sub-Saharan Africa, spends most of the day either ...

If we have an allergy to peanuts, strawberries or dairy, we are quick to blame our immune systems. But when we enjoy a ...