In my experience, it helps to choose one full size up, because you'll likely wear thick socks inside these.The PrimaLoft/Gore-Tex Bean Boot costs $129 ($140 off).Even on cutting-edge, high-end technical boots, tents, and backpacks, it always helps to go over seams with seam sealer when new.

As the authors note in the paper, “Only 0.2% of ingested eggs survived gut passage, yet, given the abundance, diet, and movements of ducks in nature, our results have major implications for biodiversity conservation and invasion dynamics in freshwater ecosystems.”.

While I continue to use Google at work (more out of necessity, as my employer runs on G-Suite), on my phone I’m all about DuckDuckGo. I had, based on zero evidence, convinced myself that finding things on the internet was hard and, inevitably, involved a fair amount of tracking.

Mandarin duck © Chris Anderson / Flickr Say you’re out for a bit of winter birding at the local nature reserve. Waterfowl are fun to watch and accessible birds for many people. Just about any city pond, park and canal has some waterfowl to spot.