Which would you rather smell, an anemone or a sea anemone? Are conifers always evergreens? Is a peanut a nut that looks like a pea, or a pea that tastes like a nut? Do moose have horns or antlers? Don't know the answers? Don't worry If you can't tell a turtle from a tortoise, a stalk from a stem, or a wasp from a hornet, you're not alone. Lots of people confuse them, and even scientists sometimes have trouble telling certain pairs apart. Now, well-known...