Could you please tell me why my dog becomes very angry and aggressive when he is on his lead and sees other dogs. (He is also aggressive when he sees other dogs when travelling in the car).

A dog behaviour expert has outlined what you must not do if you find yourself face-to-face with an angry dog. Deals of the Week. ... meet an unfamiliar dog while it’s on lead or behind a ...

What to do during a dog attack. If you find yourself face-to-face with an angry dog, it might feel natural to maintain eye contact to try to read the dog.