What was your guess for #WhatIsThatWednesday? You’re looking at an Asian longhorned tick! The range of these prolific invaders, along with other nonnative tick species, is expanding into Ohio, a kind of “tick sandwich,” says disease ecologist Risa Pesapane of Ohio State’s Veterinary Preventive Medicine Parasite and Pathogen Ecology Lab. Her team—which is trying to uncover the “perfect storm” of factors causing this invasion—found about 9,000 of these ticks in 1 hour at one site! Learn more at the link in our bio.