What Makes An Animal Smart?

Thanks to Opera for sponsoring this video. Click here https://opr.as/01-Opera-browser-bizar... to upgrade your browser for free! Many birds are capable of complex problem solving, and even language, to a degree that seems too advanced if we just look at brain size. After all, a crow brain and a chimp brain aren’t the same size, yet some birds and great apes have been documented performing cognitive tasks at similar levels. So how do birds match wits with animals whose brains are tens of times bigger than theirs? And what does it even mean to be “intelligent?” Would you like a Goffin's cockatoo pin? We found a few extra! https://complexly.store/products/bb-j... Subscribe to the pin club here: https://complexly.store/products/biza... This month's pin is designed by FoxSnails / Fox Vincent. You can find out more about them and their work here: https://foxsnails.square.site/ You can cancel any time by emailing [email protected] Follow us on socials: Twitter:   / bizarrebeasts   Instagram:   / bizarrebeastsshow   Facebook:   / bizarrebeastsshow   #BizarreBeasts #parrot ----- Sources: https://www.sciencedirect.com/science...    • Alex The Parrot   https://mymodernmet.com/alex-the-afri... https://www.scientificamerican.com/ar... https://www.sciencedirect.com/science... https://www.science.org/doi/abs/10.11... https://www.pbs.org/lifeofbirds/brain/ https://www.nature.com/articles/news0... https://www.pnas.org/doi/full/10.1073... https://www.sciencedirect.com/science... https://link.springer.com/article/10.... https://royalsocietypublishing.org/do... https://www.nature.com/articles/s4159... https://link.springer.com/chapter/10.... https://www.cell.com/current-biology/... https://www.ncbi.nlm.nih.gov/books/NB... https://www.nature.com/articles/s4159... https://www.ncbi.nlm.nih.gov/pmc/arti... https://www.pnas.org/doi/epdf/10.1073... https://faculty.etsu.edu/odonnell/rea... https://www.apa.org/news/press/releas... ------ Images: https://docs.google.com/document/d/1u...