Statistics
Here are the actual measurements from Adlai's four month check-up:
Weight
4 months: 11 lbs. 13 oz. (6th percentile)
2 months: 10 lbs. 6 oz. (35th percentile)
Height
4 months: 25.5 inches (80th percentile)
2 months: 23 inches (71th percentile)
Head Circumference
4 months: 15.98 inches (17th percentile)
2 months: 15 inches (22nd percentile)
He's long and thin, just like his brother. At Simon's four-month check-up he was 50% for weight at just over 14 pounds, 90% for height at 26.25 inches and his little head was in the 25th percentile.