Art historians were stunned last week when a routine conservation of a Flemish oil painting from 1626 revealed something extraordinary: a detailed depiction of bats catching and eating birds in midair. The work, titled 'The Nocturnal Feast' by minor master Pieter van der Fledermaus, shows several bats swooping on startled finches—a behavior that ornithologists insist was only scientifically documented for the first time in 2024. 'We always assumed bats just ate mosquitoes and maybe the occasional moth,' said Dr. Helena Chirp, curator of ornithological art at the Smithsonian. 'But van der Fledermaus clearly shows a bat with a beakful of blue tit. This changes everything.' The painting was discovered in the attic of a Belgian monastery, where it had been gathering dust—and, apparently, revealing secrets about bat behavior that scientists somehow missed for four centuries. The artist even added a Latin inscription: 'Qui altum volat, cito consumitur' (Who flies high is quickly consumed). But if this 400-year-old painting is accurate, why hadn't anyone noticed bats eating birds before? Was everyone just looking at the wrong time of day? Or did van der Fledermaus have access to some kind of primitive night-vision goggles? The discovery has sent shockwaves through the scientific community, which is now scrambling to verify whether other old masters might have documented undocumented animal behaviors. Could there be a Caravaggio showing a badger riding a kangaroo? A Rembrandt of a hamster pulling a chariot? Meanwhile, bat researchers are asking themselves: if artists knew this all along, what else have they been hiding? And more importantly, who's going to rewrite the textbooks—the scientists or the painters?