@article{ journal={Acarologia}, title={Field evidence for aggregating behaviour in the tick Ixodes ricinus L.}, volume={44}, number={1-2}, pages={3-14}, year={2004}, issn={0044-586X, 2107-7207}, publisher={Les Amis d'Acarologia}, author={Healy, J.A.E. and Bourke, P.}, url={https://www1.montpellier.inrae.fr/CBGP/acarologia/article.php?id=45}, keywords={Ixodes ricinus; questing; clump; clumping; aggregation; pheromone}, language={English} }