Our girl is on day 38 and from before day 30 iv notest her tum getting round and harder she was scanned day 30 for numbers ( mainly to make sure not just 1pup) to put my mind at rest ....didnt think much to the scanner we counted 5 for sure but saw others she wasnt sure if it was the 1s already seen... iv been reading my book as i always do refreash my mind and all that well it does say from day 35 -44 should see abdominal enlargement .mammary glands develop and point...iv seen this in over aweek now would you think its a large litter from reading this im not feeding her any extra food infect she lost alitte weight with morning sickness ...shes a small bread weighing 8kg last week and from a litter of 7 her sister has just had a litte of 5 pups but the breeder did say she wasnt showing much same stud used on both ....the reason i ask my girls breeder has a different girl same stud used had 12 pups omg im sure a record for such a small breed its abit worrying