Tube-like worms found attached to 521 million-year-old mollusks are said to be the first parasites
Tube-like worms found attached to 521 million-year-old mollusks snatched food from the shell, which scientists say this is the first evidence of a parasitic relationship Researchers find thousands of fossilized brachiopods in a Chinese quarry The team discovered the shells once had tube-like worms attached to them Experts say the worms clasped around the shell … Read more