Spiders & Centipedes
Spiders are air-breathing arthropods that have eight legs and chelicerae with fangs that inject venom.
Cockroaches are insects of the order Blattodea, sometimes called Blattaria, of which about 30 species out of 4,600 total are associated with human habitats.
A small insect, often with a sting, that usually lives in a complex social colony with one or more breeding queens. It is wingless except for fertile adults, which often form large mating swarms, and is proverbial for industriousness.
A small wingless jumping insect that feeds on the blood of mammals and birds. It sometimes transmits diseases through its bite, including plague and myxomatosis.
A rodent that resembles a large mouse, typically having a pointed snout and a long, sparsely haired tail. Some kinds have become cosmopolitan and are sometimes responsible for transmitting diseases.