Causes of a detached retina. Retinal detachment usually begins with a retinal tear, or hole in the retina. When a small hole or tear occurs, fluid from the eye can seep into the space between the retina and the back of the eye, which peels the retina away further. When the retina is detached from the back of the eye, it cannot function.
The true parrots include many of the familiar parrots including macaws, conures, lorikeets, eclectus, African gray parrot.January 2014). True parrots have a beak with a characteristic curved shape, the jaw with a mobility slightly higher than where it connects with the skull, and a generally upright position.
Best Answer: There really is no such thing as a parrot --there are many types of parrots. A cockatoo type of parrot may live to be over 80. A cockatiel type of parrot may only live to be 15 or 20 years old. Macaws live to be 50 years old or more.I have a rainbow lorikeet who is around 20 years old and I heard of a red lory who was 34, but the average lifespan of a lory/lorikeet seems to be in the mid teens.So the answer depends on what TYPE of parrot you are asking about...and you didn't specify.est Answer: There really is no such thing as a parrot --there are many types of parrots. A cockatoo type of parrot may live to be over 80. A cockatiel type of parrot may only live to be 15 or 20 years old. Macaws live to be 50 years old or more.