A “strange” blob was recently found clinging to a piece of aquatic research equipment, as if swallowing up the device, much to the surprise of wildlife experts, photos show. Researchers were checking ...

1. Modern desmosponge. Find the pores, and notice the thread-like spicules made of protein. This sponge grew up around a bryozoan colony, which you can see at the bottom and top of the specimen, and a ...