18 Most Resilient Ocean Animals on Earth (One Survived 270 Million Years of Evolution)
Some ocean animals don’t just survive—they outlast everything. Ice ages, mass extinctions, shifting continents—none of it stopped them. These creatures have been swimming through history longer than most species have existed. Their secret? Armor-like shells, mind-blowing adaptability, or ancient instincts that never fail. In a world that’s constantly changing, they’ve found a way to stay …










