Life … Animals Chordates Birds Swifts and Hummingbirds Hummingbirds Bee Hummingbirds and Allies Calothorax Sheartails × Anna's and Costa's Hummingbirds genushybrid Calothorax Sheartails × Anna's and Costa's Hummingbirds Calothorax × Calypte Children Lucifer × Costa's Hummingbird Close