Government scientists have been trialing an oral contraceptive pill for grey squirrels to help reduce their numbers in the UK. The greys do damage to young trees and out-compete red squirrels.
Promising plan to use contraceptives to cut UK grey squirrel numbers itv.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from itv.com Daily Mail and Mail on Sunday newspapers.