In the crystalline waters off the coast of Indonesia, an “unusual” freckled creature swam near a large sea sponge. Its bright eyes scanned the surrounding reef and the diver hovering nearby.

Glass sponges are found along the deep sea ... Here are three of our most recent eye-catching stories. → 6-foot-long sea creature — with 'sharp' snout — discovered as new species in Colombia ...

Deep in the ocean, sea sponges grow beautiful, glass-like skeletons that are both strong and light. These structures are made ...

"We saw no sea floor. We only saw life. There was one sponge on top of the other ... "It was just a huge, Sherlock Holmes-like detective private-eye project," Boetius said, adding, "We had ...