1 Babies under 6 months of age. 2  Although the vaccine is not harmful to babies less than 6 months old, it does not work. 3  If your child has a serious allergy to thimerosal (a preservative in contact lens solutions and the flu vaccine), a thimerosal-free vaccine should be given.f you have children younger than 5 years old or who have health complications, everyone living in the house should get a flu shot. This is especially important if you have children under 6 months old or a member of your household who is pregnant. Pregnant women should be immunized.
The Cambrian Period is the first geological time period of the Paleozoic Era (the âtime of ancient lifeâ). This period lasted about 53 million years and marked a dramatic burst of evolutionary changes in life on Earth, known as the Cambrian Explosion..
Updated November 13, 2015. The Carboniferous Period is a geologic time period that took place between 360 to 286 million years ago. The Carboniferous Period is named after the rich coal deposits that are present in rock layers from this time period. The Carboniferous Period is also known as the Age of Amphibians. It is the fifth of six geologic periods that together make up the Paleozoic Era. The Carboniferous Period is preceded by the Devonian Period and followed by the Permian Period.