matted hair

My 7 month old puppy has these bump looking things! It's now been 24 hours that she's had it and it's gotten worse. She is a Rhodesian Ridgeback / Pitbull mix. It's really hard for us to figure out exactly what caused this as: 1) We just took her to a dog park yesterday.. She could've rubbed...

This might be long... I apologize now :) Our dog, Simon, is a mix pitt and lab. He is about 43lbs, 6 yrs old, and we have been told his weight is just fine for his body. I have been his "mother" for about two years now... the owner before me had him since he was a pup. She handed him over with...