Coloured scanning electron micrograph (SEM) of American dog tick head (Dermacentor variabilis). This tick is a vector for several human diseases, incl

---

Coloured scanning electron micrograph (SEM) of American dog tick head (Dermacentor variabilis). This tick is a vector for several human diseases, including Rocky Mountain spotted fever and tularemia. Magnification: x28 when shortest axis printed at 25 millimetres.

---

Size: 2629px × 3323px
Photo credit: © DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 96121b, acari, american, animal, arachnid, arachnids, blood, carrier, colored, coloured, dermacentor, disease, dog, ectoparasite, electron, false-colored, false-coloured, fever, head, human, invertebrate, invertebrates, ixodida, ixodidae, micrograph, mountain, mouth, mouthpart, mouthparts, paralysis, parasite, parasitic, parasitiformes, pest, piercing, rickettsia, rocky, scanning, sem, spotted, sucking, tick, ticks, tularemia, variabilis, vector, ventral, wood