Links from readers

1. An emailer writes:

It's a bit off topic for the blog, but I thought you might be interested in it anyway, if only for the opening sentence saying Pileateds are the largest woodpeckers in North America:

"Pileated woodpeckers, the largest woodpeckers in North America, hammer their heads into trees with a force of 15 mph, 20 times a second."

Here's the link.

2. Another emailer writes:

Here's an article you might have seen that discusses how fraud or sloppiness is not universally tolerated – though it helps if there is an insider whistle blower.