It's a bit smaller than the Blue and Gold Macaw, and measures 13 inches (33 cm) in size. Weight ranges from 380 to 550 grams. Acknowledged among the most intelligent birds on earth, it is reputed to excel in talking abilities. It has a life expectancy of 50 to 60 years; twice or thrice compared to any other animal pet, favorable to pet selection for one who desires to get life-long pet companion. Generally, African Gray parrots live from 25 to 50 years depending on the history of the bird, lifestyle, stress factors, diseases, and other aspect that may affect its lifespan. When it comes to intelligence, this parrot specie is considered as an extremely intelligent bird because of its ability to talk or mimic different sounds and noises and for having a unique capacity for putting their words and sounds into the right context. Parrots can be pretty messy If you are the type that would like the house to be spotless, try to reconsider getting a parrot or any pet for that matter. Parrots can be really messy, even a small parakeet. Their food can be flung everywhere even when they are inside the cage. Your floor can be filled up by pellets, seed, and nutshells. After taking control of your parrot's behavior, you cannot avoid being nipped once in a while, especially if your parrot is younger and curious. Parrots must be trained not do this as habit by giving a "NO" command. You can also blow its face after biting you or giving it an earthquake shake while settled on your palm. Although they belong to only one family of birds, parrot species have distinctive personalities and nature. Some of them are naturally friendly while some are moody and destructive because they pluck their feathers if they are bored or unhappy. Parrot species include Macaws, Conures, Amazons, African Gray Parrots, Cockatiels, Cockatoos, Budgerigars, and Eclectus. Blue parrots or those that bear the shades of blue in their feathers, eyes, or beaks are one of the favorites among parrot owners especially those that are first time owners because they look lovely as they grow older and bigger. Why choose a blue parrot? Blue is one of the most popular and favorite colors because it signifies calmness and placidity.