Likewise, the researchers suspect that summer pregnancies could be
riskier than winter pregnancies — and they're not the first to make this claim, either.
In the
winter, the men «went to the bush» for long months in rough company and
risky work, until the great spring drive when the Ottawa River, more
than a mile wide, was filled with the booms of millions of logs heading south to feed an insatiable market for wood.