Question

Klein created what type of machine for the crows?

Answer 1

Answer:

Klein created a machine that gives birds a reward (peanuts) for depositing a coin.

Explanation:

Source:

https://www.npr.org/templates/story/story.php?storyId=87878028#:~:text=Inventor%20Trains%20Crows%20to%20Find%20Money%20Hacker%20Josh%20Klein%20wowed,crows%20to%20save%20human%20lives.