Factors influencing the level of infestation of Ixodes ricinus (Acari: Ixodidae) on Lacerta agilis and Zootoca vivipara (Squamata: Lacertidae)
  A different developmental pattern of the seabird tick Amblyomma loculosum when lizards are present
  Lack of effect of immunity to crab chitin on tick infestations of rats and rabbits