Entomological and ecological studies in a new potential zoonotic leishmaniasis focus in Torres Novas municipality, Central Region, Portugal

► We conducted the first phlebotomine survey in Torres Novas municipality, Portugal. ► 275 biotopes sampled, in 91 localities covering all 17 parishes with CDC traps. ► 1262 sand flies of 4 species captured, subgenus Larroussius accounted for 81.85%. ► Leishmania infantum DNA was detected in a gravid P. ariasi female. ► Transmission risk factors were identified by logistic regression.