A kilometre off Australia's Gold Coast, researchers witnessed something the scientific record had never formally held: a humpback whale mother lingering beside her stillborn calf on the seafloor, touching it gently, resting eye-to-eye with it for more than an hour. The observation bridges a long gap in our understanding of baleen whale inner life, placing humpbacks alongside killer whales, elephants, and great apes in the growing catalogue of species that appear to respond to death with something resembling grief. Whether what the mother felt was mourning, confusion, or the simple persistence