deer tick on a green leaf background. ixodes ricinus. close-up of dangerous infectious mite on natural texture with diagonal line

acarus animal arachnid babesiosis background bacterial bean bite black blank bloated blood bloodsucker borreliosis brown bug carrier castor closeup danger dangerous disease ehrlichiosis encephalitis grass green illness infection insect ixodes leaf legged legs lyme macro mandible meningitis mite natural nature nobody parasite repellent ricinus small summer texture tick top vaccine vein view wildlife