Selasphorus rufus (Rufous Hummingbird) is a species of birds in the family hummingbirds. They are found in The Neotropics and The Nearctic. Individuals are known to live for 8.9 years.
Definition: Basal metabolic rate (BMR) is the amount of energy expended daily by humans and other animals at rest. Rest is defined as existing in a neutrally temperate environment while in the post-absorptive state.
Definition: The largest scale biogeographic division of the earth's surface based on the historic and evolutionary distribution patterns of plants and animals.
Definition: The duration of the development from fertilized, deposited or implanted egg to hatching/birth. Corresponds to egg incubation duration in oviparous animals and to gestation period duration in viviparous animals.