1. Mares eat oats and does eat oats and little lambs in Russia eat Werther's Originals?
No, it's not an April Fool's joke. It really is a lamb born with a human face. Or at least a face that looks, as the Russian farmer who owns the curiosity described it, "like the hairy face of an old man staring up at me."
2. Again, not an April Fool's joke. Just an optical illusion of sorts. Who needs to dog paddle when you can walk on water (that pooled on a frozen lake after a rainstorm)?