They also lead a stress-free life in their dark homes, without any predators to worry about. Bowhead Whale and the Greenland Shark: Cold is key When it comes to finding the oldest living animals ...

It’s easy to forget that beneath the sunlit waves, just past where the ocean’s blue turns to jet-black, lies a world teeming ...

And with no plants, there is no photosynthesis. Biologists were flabbergasted when they first learned that creatures lived in total darkness at the seafloor. All other life ever identified ...

For starters, it’s small (at just 4 cm) and white. The lack of color is the result of living in dark environments. Creatures ...