Piety - Etymology. 1  The word piety comes from the Latin word pietas, the noun form of the adjective pius (which means devout or dutiful). Pietas in traditional Latin usage expressed a complex, highly valued Roman virtue; a man with pietas respected his responsibilities to gods, country, parents, and kin.
Many people when they get a cockatiel want to know How Long Does A Cockatiel Live ?. The average lifespan of a cockatiel is around 12 years to 15 years. However, if you look after your bird well and ensure that it eats healthily, you can extend the lifespan of your cockatiel to even 20 years if not more. Cockatiels are quite intelligent and can be taught to whistle, imitate sounds and even speak.
Large Macaws Lifespan. It is often mistakenly thought that Macaws will live 75 years or more, and though a rare Macaw may live this long, this is basically inaccurate. Their actual lifespan is between 35 - 60 years. Cockatoos, not Macaws, are actually the longest living parrots, with one species recorded at 125 years. Macaws are simply not as long lived as the cockatoos. A 40 year old Large Macaw will start showing the signs of aging and a 50 year old Macaw is a very old bird.