The "biting baby's" mother and I have been exchanging e-mail baby pictures:
:-X baby with a tight mouth
:-o baby with a loose mouth
:-O baby with a very loose mouth
8-l wide awake (at 2 am) baby
;-) half asleep baby
:-Q very full baby with his tongue hanging out
Diane Wiessinger, MS, IBCLC, LLLL Ithaca, NY