In the lightless depths beneath Arctic pack ice, beluga whales have spent millennia perfecting a form of existence that borders on the miraculous — collapsing their lungs, storing oxygen in iron-dark muscle, and hunting in pressure that would crush a human body many times over. This architecture of survival, refined across geological time, was built for a world of ice and shadow that is now retreating faster than evolution can follow. The beluga's story is, in this sense, a parable of our moment: the most exquisite specialization can become vulnerability when the conditions that shaped it disa