Toothed whales (Odontoceti) this group includes dolphins and orcas. These whales eat meat.   Baleen whales (Mysticeti) This group includes the Blue whale, Grey whale â¦ and Minke. They pull in a mouthful of seawater and feed on plankton.
Weight Gain Patterns. Between 1 to 4 months of age, an infant will generally gain 1 1/2 to 2 pounds per month, explains HealthyChildren.org, the website published by the American Academy of Pediatrics. From 4 to 7 months, his weight gain will slow to 1 to 1 1/2 pounds each month. A healthy baby boy will weigh between 14 1â2 and 17 1â2 pounds at 8 months; infant girls normally weigh about half a pound less than infant boys. By 12 months of age, a baby weighs about three times more than she did at birth.
1 Normal weight (18.5 - 24.9 kg/m2); total weight gain range: 25 to 35 pounds. 2  Overweight (25.0 - 29.9 kg/m2); total weight gain range: 15 to 25 pounds. 3  Obese (â¥ 30.0 kg/m2); total weight gain range: 11 to 20 pounds.  Pregnancy Weight Gain Calculator.