Analysis of information sources in references of the Wikipedia article "Beaver beetle" in English language version.
Beavers are hosts to a unique parasite that lives on the exterior of their bodies—a highly specialized beetle that parasitizes only beavers.
Platypsyllus castoris beetles of the family Leiodidae are specialists on beavers,...
...and Platypsyllus Ritsema 1869 with one apparently Holarctic species, ectoparasitic on the two species of Castor.
...and Platypsyllus Ritsema 1869 with one apparently Holarctic species, ectoparasitic on the two species of Castor.
...and Platypsyllus Ritsema 1869 with one apparently Holarctic species, ectoparasitic on the two species of Castor.