The obvious one is a parrot, but looks like they've already used a lot of parrots: https://www.oreilly.com/animals.csp?x-search=parrot&x-sort=animal https://www

The obvious one is a parrot, but looks like they've already used a lot of parrots: https://www.oreilly.com/animals.csp?x-search=parrot&x-sort=animal https://www.oreilly.com/animals.csp?x-search=parrot&x-sort=a... Still some room for superintelligent cephalopods https://www.oreilly.com/animals.csp?x-search=octopus&x-sort=animal https://www.oreilly.com/animals.csp?x-search=octopus&x-sort=... ...