Owners who fail to socialise and obedience-train dogs at an early stage are fuelling "frightening" levels of problem behaviour in their pets, according to the report.
Children should be taught at school how to be good owners in the face of research showing "fundamental" gaps in knowledge about animal welfare, the PDSA said.
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A mosaic of American film legend Clint Eastwood made from thousands of bullet cases has been created to mark his 85th birthday tomorrow.
Former Lib Dem leader Nick Clegg is among 89 European Union politicians and other senior figures who have been banned from entering Russia.
The Gunners demolished a lacklustre Villa side in ruthless fashion at Wembley