Britain’s octopus population reached an “exceptional” high in 2025 thanks to a marine heatwave, a wildlife charity has said ...The common octopus lives for just two years, but can grow to 1.5m in length while weighing between six to eight kilograms.
Almost a half-mile below the surface of Monterey Bay, Calif., scientists recently recorded rare footage of a seven-arm octopus — only the fourth time the same research team has spotted the species in about four decades ... .
... help an octopus survive cardiac pausesThe octopus's blood system structure is very different from that of mammals, which is the main reason for much of its exceptional endurance and survival power.