In 20-million-=year-old rock off the coast of Taiwan, researchers have discovered what they think is the fossilized burrow of a giant, predatory sand worm. Source: https://earthsky.org/earth/scientists-find-evidence-of-giant-predatory-sand-worms…
Tag: bobbit worms
Giant worms terrorized the ancient seafloor from hidden death traps
Ancestors of giant Bobbit worms may have colonized the seafloor millions of years ago, building long, narrow burrows where they would wait for unsuspecting prey. Source: https://www.livescience.com/extinct-giant-sea-worm-fossils.html