Simplify the following text for a Grade 8 native English-speaking person.
Original: The extinction of the Carolina Parakeet represents the irrevocable loss of eastern North America 's only truly indigenous parrot . However , populations of a South American parrot species , Myiopsitta monacha , the Monk Parakeet , or Quaker Parrot , began to breed in the same region from the 1960s onwards .
Simplified: The Carolina Parakeet is an extinct species of parrot .