1. Ahmet Coskun, a German wheelchair basketball player, tested positive for a banned substance. He's the second athlete to test positive in the Paralympics this month. Coskun says he was just using the product to grow hair. Link. (Steroids do cause hair to grow...on your back, face and arms.) Via these sites.
2. Cattle and deer have a tendency to graze in a north-south direction that aligns with magnetic north. No guesses as to why in this article. Via.
3. Meet the Candiru, aka "toothpick fish." It's a tiny little thing native to the Amazon and hunts in a stunningly horrifying way. Seriously, you probably don't want to read this. Via. You can order a Candiru t-shirt here.
4. Here's footage of John McCain soon after his release from Vietnam. Age has not been kind to him:
Via.
*See previous news here.
*Buy Dark Banquet: Blood and the Curious Lives of Blood-Feeding Creatures at Amazon.