The winning image in the Animal Behavior category is this shot of a polar bear patiently waiting for a seal to pop its head out of a breathing hole in Svalbard, Norway.
The largest known lion's mane jellyfish was 120 feet (36.5 meters) long.
Not so powerful now, huh?
In 2023, a tourist stumbled upon a jellyfish species not seen since 1976. A follow-up investigation strongly suggests these jellies are very much alive and swimming.
The combined comb jellyfish synced up their movements, melded their nervous systems, and even joined their digestive tracts.
Are these real deep-sea wildlife photos or computer-generated aliens?
An undersea expedition is surveying the Mid-Atlantic Ridge for the first time. They're capturing astounding footage of marine life.