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.
The Paleozoic Era, which ran from about 542 million years ago to 251 million years ago, was a time of great change on Earth. The era began with the breakup of one supercontinent and the formation of another. Plants became widespread. And the first vertebrate animals colonized land.Life in the Paleozoic.The Paleozoic began with the Cambrian Period, 53 million years best known for ushering in an explosion of life on Earth.hose developments would appear in the Devonian Period, the next geological period of the Paleozoic. Ferns appeared, as did the first trees. At the same time, the first vertebrates were colonizing the land.