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.
Life Span. If you were planning on a short visit from one of these guys, think again. Cockatoos have an average life span of 50 to 70 years. This is if they have led a healthy and safe lifestyle, of course. Yes, that means no playdates with the cat or late-night cocktails.