Eliciting stakeholders’ preferences towards numerical control of invasive alien mammals: a factorial survey approach with the Eastern cottontail (Sylvilagus floridanus) in Italy.

Management schemes for invasive mammals that may involve direct shooting of animals must possess two fundamental attributes for working: being attractive for voluntary hunters, who often replace professional gamekeepers, and being accepted by the general public, which would otherwise delegitimize agencies. Traditionally, surveys are adopted to elicit the management preferences of these two stakeholders and to inform policy-makers. However, they suffer from social desirability bias and factorial surveys, where respondents evaluate hypothetical scenarios describing alternative management options, are supposed to be a more effective tool. We tested the effectiveness of factorial surveys to mea…