Fig. 2From: Influence of climatic factors on Ixodes ricinus nymph abundance and phenology over a long-term monthly observation in Switzerland (2000–2014)Questing density and phenology of nymphs during the study period (January 2000 to December 2014). a Cumulated nymph density. b-d Number of days from 1st January to onset dates (O10), to spring peak dates (NP1) and autumn peak dates (NP2), respectivelyBack to article page