The appeal to rehome him comes as the RSPCA reveals it is facing a rehoming crisis with record numbers of rescued dogs in care across RSPCA national animal centres and branches. The RSPCA is issuing an urgent plea for adopters to consider larger breeds of dogs like lurcher Scooby. RSPCA pet behaviour expert Dr Sam Gaines said: "We urgently need homes for big dogs, who can wait seven times longer than smaller dogs to find their forever home. Sam added: “Our unique and special dogs may not be the right pet for everyone. The RSPCA pet cost calculator can help you prepare.