Darwin officially published his theories in On the Origin of the Species in 1859. He knew his views would be controversial, especially with those who believed heavily in religion. His first edition of the book did not talk much about human evolution, but did hypothesize that there was a common ancestor for all life.
DONT EAT TUNA WHILE YOU'RE PREGNANT. Tuna are the big fish of the sea and because of this they end up having much more mercury in their meat. You don't want to hurt your unborn child for something as silly as enjoying a sandwich.ONT EAT TUNA WHILE YOU'RE PREGNANT. Tuna are the big fish of the sea and because of this they end up having much more mercury in their meat. You don't want to hurt your unborn child for something as silly as enjoying a sandwich.
1 Oily fish: if you are trying for a baby, or are pregnant or breastfeeding, you should have no more than two portions of oily fish a week. A portion is around 140g.  Canned tuna: if you are trying for a baby or are pregnant, you should have no more than four cans of tuna a week.