1. 、ばあぐバーグよう。
For example, Pepperberg would show Alex an object, such as a green wooden peg or a red paper triangle.
2. ばあぐバーグ。
Some psychologists raise doubts about Pepperberg's research.
3. ばあぐバーグ、あれっくすアレックス、、。
Pepperberg hoped that a similar system would help Alex grasp the meaning of words, not just their sounds.
4. ばあぐバーグきごう（、きごう）きごう「きごう？きごう」。
Pepperberg can show Alex two objects (for example, a green square and a red square) and ask, "What's different?"
5. 、あいりいんアイリーン・ばあぐバーグ、。
Irene Pepperberg, a researcher at Northwestern University, is discovering that a parrot can not only mimic people but also learn the meaning of words.
6. ばあぐバーグ、、。
But Pepperberg says working with the parrot has already changed the way of looking at animals.
7. あれっくすアレックス、ばあぐバーグ。
To teach Alex, Pepperberg used a special form of training.
8. あいりいんアイリーン・ばあぐバーグ、あれっくすアレックス。
Irene Pepperberg holds a round tray in front of a parrot she has named Alex.
9. きごう「きごう？きごう」ばあぐバーグ。
"How many keys?" asked Pepperberg.
Lingaku