The most common signs of teething include sore gums, a mild temperature, a rash (usually this will be on their face), your baby may be gnawing or chewing on things a lot. It may also be baby teething symptoms if they regularly rub their ear or begin dribbling more than usual. Teething may cause your baby to act out of character or become irritable, which isn't helped by the lack of sleep they may also be experiencing. .