By birdadmin October 13, 2014 Care and Feeding No Comments. Many people are surprised to learn that birds, primarily parrot breeds, live a long time. On average, pet birds live between 20 and 80 years, which compared with mammals of same or larger size is quite remarkable. Amazing I think! Birds also have a high metabolic rate, body temperature, and high resting glucose, which is why experts believe they outlive mammals.
Usage To most of us, a fruit is a plant part that is eaten as a dessert or snack because it is sweet, but to someone who studies botany a fruit is a mature ovary of a plant, and as such it may or may not taste sweet. All species of flowering plants produce fruits that contain seeds.
Full Definition of CITRUS. : any of a group of often thorny trees and shrubs (Citrus and related genera) of the rue family grown in warm regions for their edible fruit (as the orange or lemon) with firm usually thick rind and pulpy flesh; also: the fruit.â citÂ·rusy \Ësi-trÉ-sÄ\ adjective.. capitalized: a genus of often thorny trees and shrubs of the rue family (Rutaceae) grown in warm regions for their edible fruit (as the orange, lemon, lime, or mandarin) with firm usually thick rind and pulpy flesh. 2. plural citruses or citrus: any plant or fruit of the genus Citrus or a related genus.