Studies suggest grey squirrel, feral pig, & rat control are barking up the wrong tree BELFAST; GUAM; VANCOUVER––“Invasive” grey squirrels are allegedly extirpating red squirrels in the British Isles by transmitting squirrel pox. Feral pigs allegedly run amok to the detriment of rare native plants on Guam, a remote Pacific island. Rats present a perennial […]