Questing of tick on leaf with its outstretched legs, waiting to grab onto a host

questing tick leaf outstretched legs bloodsucking anaplasmosis colorado tick fever disease ixodida external parasites grab opportunistic pest bracken fern bloodsucker ixodes ricinus grab onto passing host outstretched front legs ectoparasite opportunist parasite grasps cling to leave ixodoidea parasitic bracken idiosomas tick fever hematophagy closeup infectious blood sucking tickborne lyme arachnids hematophages arachnida tickborne disease pathogens infection illness fauna ehrlichiosis powassan virus borrelia miyamotoi tularemia babesiosis