This Sheldon Cooper screencap contains
cockateel, cockatiel, vẹt mào vẹt, nymphicus hollandicus, vẹt cao cổ, and cockatoo vẹt.
There might also be
con vẹt đuôi dài, parrakeet, parroket, paraquet, paroquet, parroquet, parakeet, parquet, lovebird, yêu chim, đàn bà gan dạ, and amazon.