Solution from IRC (ref to Moose::Manual::Attributes): remove default values from Mosquito.pm and Trap.pm, and store them in Config.pm (similarly to what's done in TRepid).
Solution from IRC (ref to Moose:: Manual: :Attributes) : remove default values from Mosquito.pm and Trap.pm, and store them in Config.pm (similarly to what's done in TRepid).