During this stretch of intense summer heat, the chickadees have located the ant moat above the hummingbird feeders. Few hummingbirds have sampled the nectar source, but the chickadees love drinking and bathing in the ant moat. About three inches deep by four inches across, the first bird repeatedly dips in its bill to take several sips. It then drops its head deeper into the water and throws the water over its back. Soon the bird semi-submerges several times, climbing in and out of the moat, before flying to a branch to preen and arrange feathers. Another chickadee arrives and the splashing commences. Up to four may take minibaths, one after another. After the chickadees have completed their ablutions, the moat may have an inch of water left inside. The passion flower vines climb