Cretaceous 'kraken' fossils

- Paleontologists reported fossil evidence suggesting Cretaceous cephalopod relatives reached around 19 metres, putting them in contention with sharks and mosasaurs as apex predators. - The Science study framed these giant cephalopods as ecosystem‑level competitors, prompting researchers to rethink Cretaceous marine food chains and predator hierarchies. - Social engagement around Science Magazine’s coverage spiked as readers debated the scale and ecological implications of the finds. (x.com)