Breastfeeding helps contract the uterus. Your uterus should be about the size of a lime about 6 weeks after. The shape of your abs is another story and is entirely based on how much weight you gained, the size of your baby, how big your tummy was stretched, and the elasticity of your skin.
Making the world better, one answer at a time. The climate at the beginning of the Paleozoic era was moderate, but managed to stabilize during the mid-era. At the end of the era, the levels of oxygen in the atmosphere increased and carbon dioxide levels decreased.
Paleozoic, Mesozoic, and Cenozoic refer to periods in Earth's  history. The Paleozoic era began 542 million years ago and ended  251 million years ago. The Mesozoic era is tâ¦he age of dinosaurs and  was from 245 to 66 million years ago. The Cenozoic period began 65  million years ago and continues today.