Glass sponges are found along the deep sea, providing a hiding place for small critters along the seafloor. For one newly discovered species, glass sponges provide both a home and a hunting ground.

Your browser does not support the video element. Sea sponges, among the oldest creatures in existence, let out what looks like a deep sea "sneeze" to filter out waste ...

a community of sea sponges has survived for centuries by eating the fossils of ancient extinct worms. Researchers discovered the underwater mountain in 2011, while mapping uncharted Arctic waters ...