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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His mother says she hopes being one of the River Island Kids Squad will help dispel negativity and preconceptions surrounding the condition.
Turning wet and windy from the west overnight.
The former shadow business secretary Clive Lewis made the comments at an event backed by Momentum.