Biology of Ixodes cookei Packard (Ixodidae) of groundhogs (Marmota monax Erxleben).
D000818:Animals; D004463:Ecology; D012376:Rodent Diseases; D012377:Rodentia; D012621:Seasons; D013984:Tick Infestations / Q000662:veterinary; D013987:Ticks / Q000254:growth & development