These videos are quite amazing of black crows and how they problem solve. Unbelievable. I've heard they were smart, but this smart? I will never look at them the same again. They used to scare me. Now they amaze me.
https://www.bbc.com/future/article/...-other-than-primates?utm_source=pocket-newtab
https://www.bbc.com/future/article/...-other-than-primates?utm_source=pocket-newtab