You probably don't think you have much in common with the creatures that inhabit the floor of the deep sea. Most of the animals that endure the intense pressure and lack of sunlight are, well, ...

Deep under the sea lies a creature that sort of looks like a ghostly tulip. The glass rope sponge has a cup-shaped, filter-feeding top and a thin anemone-covered stem tethering it to the ground. One ...

Sea sponges are renowned filter feeders, straining tens of thousands of litres of water through their bodies every day to collect food. But they can also ingest particles that clog their internal ...