Birds typically have a life expectancy of 10-30 years. The parrot family as a whole - including parakeets, cockatoos, macaws and cockateels - tends to live longer. These birds can have a lifespan of 70 years or more.
apprentice. 1  a person under legal agreement to work a specified length of time for a master craftsman in a craft or trade in return for instruction and, formerly, support. 2  a person who is acquiring a trade, craft, or skill under specified conditions, usually as a member of a labor union. 3  any learner or beginner; novice.
Cognitive apprenticeship is a theory of the process where a master of a skill teaches that skill to an apprentice.rom Wikipedia, the free encyclopedia. Cognitive apprenticeship is a theory of the process where a master of a skill teaches that skill to an apprentice. Constructivist approaches to human learning have led to the development of a theory of cognitive apprenticeship.