New Zealand Kea are notoriously smart - they can work together to solve problems, and even seem to have something akin to laughter: https://www.stuff.co.nz/env

New Zealand Kea are notoriously smart - they can work together to solve problems, and even seem to have something akin to laughter: https://www.stuff.co.nz/environment/90639503/kea-are-smarter-and-more-playful-than-previously-thought-research-shows https://www.stuff.co.nz/environment/90639503/kea-are-smarter...