Hummingbirds sleep where they can perch on a tree branch at nighttime, which is when they enter a torpor state of temporary hibernation. Discover how hummingbirds sleep with information from a national wildlife steward in this free video on bird life.
Expert: Barbara Ann Dewitt Contact: browardaudubon.org Bio: Barbara Ann Dewitt is a national wildlife steward and master gardener who has specialized in butterflies and birds since 1979. Filmmaker: Paul Muller