Émeraude du Panama Chlorostilbon assimilis

Small hummingbird with limited range. Male entirely glittering green with dark forked tail. Bill is straight and all black. Does not have coppery rump like Steely-vented Hummingbird. Female is clean white below with distinctive black cheek and white line behind eye. Nearly identical to Canivet’s Emerald but no range overlap. Found in second-growth, gardens, and forest edge.