millipedes (and centipedes) aren’t insects. Instead, the Royal Horticultural Society (RHS) says they belong to a group called myriapods, a type of arthropod. Arthropods account for 84% of animal ...

centipedes possess a pair of fangs that contain the venomous glands. Most myriapods are found in humid forests, where they help to consume decaying plant material. Some live in grasslands ...