ok so

my daughter is 1week and 3 days old .....and she's went threw 2 cans of formula in 4 days ... eating 2 to 3 oz every hr to two hrs ....I feel like that's to much but if I try making her wait which I don't normally believe in I believe let them eat when there hungry but she freaks out eating her hands and opens her mouth looking for a nipple....iv tried giving her a pacifier before feeding her but it's not good enough .....is this normal for some baby's or Is it to much ....my son only ate 2 to 3 oz every 4 hrs all the way up tell he was like 5 months