The Australian sulfur-crested cockatoos are pretty smart. They would teach each other how to open heavy bin lids to raid the garbage. I seem to remember they wo

The Australian sulfur-crested cockatoos are pretty smart. They would teach each other how to open heavy bin lids to raid the garbage. I seem to remember they would even team up to do it. There are studies about how this behaviour spread from suburb to suburb in Sydney.[1] More recently they've figured out how to operate drinking fountains.[2][3] [1] https://www.smithsonianmag.com/science-nature/cockatoos-learn-open-garbage-bins-observing-their-peers-180978248/ https://www.smithsonianmag.com/science-nature/cockatoos-lear... [2] https://www.abc.net.au/news/science/2025-06-04/sydney-sulphur-crested-cockatoo-using-bubblers/105365658 https://www.abc.net.au/news/science/2025-06-04/sydney-sulphu... [3] https://www.australiangeographic.com.au/nature-wildlife/2025/06/wild-cockatoos-learn-to-drink-from-water-fountain/ https://www.australiangeographic.com.au/nature-wildlife/2025...