April 19 - April 24 Discover nature this week by putting out feeders for the Ruby-throated hummingbirds as they arrive in Missouri as part of their annual 500-mile migration. This hummingbird bridges the ecological gap between birds and bees by feeding on energy rich flower nectar and pollinating flowers along the way. The Ruby Throated hummingbird is the only hummingbird to nest in Missouri and is by far Missouri's smallest bird, measuring about three inches long and weighing just one eighth of