How can you tell if a dog is agressive? 

man..... this is really good types of discussions to have, learning how to READ dogs is so HUGE, to me , it is the very first thing you should do meeting or seeing a dog the first or few times. With that knowledge, you/we can figure out how to ADDRESS a dog based on what they are telling you....... most reactive type behaviors come from fear, them not knowing and unsure about someone or something........... how to help that is THE BIG QUESTION,.... thankyou

When a dog runs up to and bites