Suet at the bird feeders here insures that Downy Woodpeckers (Picoides pubescens) show up. They’re cute little things, about the same size a Dark-eyed Junco or a White-throated Sparrow. The smallest woodpeckers in North America. The Hairy Woodpecker (Leuconotopicus villosus) is quite similar in its markings but a good bit larger — the size of…