This is a video from the Noboribetsu Marine Park in Japan of a seal that has a circular ring to swim through that’s above the waterline, which works on the same principle (atmospheric pressure) as those floating pond bubbles that fish can swim up into. Per Youtube commenter agerven on
This is a video of a red-and-green macaw (aka green-winged macaw) making short work of a geometric shape puzzle and proving, at least in my mind, that this bird is definitely smarter than my nephew, who would have undoubtedly been trying to eat those pieces. Now watch — five…four…three…two…*sees sister