"LONDON (Reuters) - Although they have brains about the size of a grain of rice, hummingbirds have superb memories when it comes to food, according to research on Monday. No bird-brains these tiny creatures that weigh 20 grams (0.7 ounces) or less and feed on nectar and insects. The research, reported in the journal Current Biology, suggests they not only remember their food sources but can plan with a certain amount of precision."
Link: Full Article from Yahoo News
Ruby-throated Hummingbird image © 2005 Michael Allen McDowell