Share 'Dog Walker has found bread with pins embedded. The bread has been removed but there could be more left.' A picture taken of the bread shows what appears to be staples left in it and it has been widely shared online as a warning to anyone who may walk their dogs in the area. It has been suggested the slice could have been stapled to a tree in the park as part of a bizarre Reddit trend where users post photos of bread attached to trees. Nottingham City Stray Dogs posted online: 'Please use caution when walking your dogs at Lenton Recreation ground/Lenton Boulevard side'