The two pictures of Sadie on the left were taken at 17 months of age. She is not fully mature and still has a lot of growing. The rest of their growth will be mass. Olde english bulldogges don't fully mature until about two and a half years of age. The Picture on the right is Sadie at 22 months during her first pregnancy.

 Contessa at 2 years

Olde english bulldogges are fully mature at about 2½ years.