Sarcoptes scabiei or the itch mite is a parasitic mite (an arthropod) that burrows into skin and causes scabies. The mite is found in all parts of the world. Humans, wild and domesticated dogs and cats (in which it is one cause of mange) as well as ungulates, wild boars, bovids and apes are affected….
The Oriental rat flea (Xenopsylla cheopis), also known as the tropical rat flea, is a parasite of rodents and acts as a vector for bubonic plague causing agent- Yersinia pestis. The picture clicked through foldscope shows the anterior ,posterior parts of the flea and also the legs of the flea.