[SunkenCiv]

[Harmless Teddy Bear]

Newly discovered arthropod fossil swam in Cambrian seas

The fossil swam?

Yes, the article clarified but the headline writer should be sentenced to write out the dictionary definition of "Fossil" twenty times.

[Gamecock]

In never knew fossils could swim.

[JimSEA]

Thanks for posting. That's one seriously weird creature. I have trouble visualizing things from verbal descriptions. Live Science has an article and animation at Ancient 4-Eyed Predator Wielded Wicked Toothy Claws

[Ha Ha Thats Very Logical]

I didn’t know trilobites had livers.

[DannyTN]

Don’t swim in there, you could catch the kootenayi’s.

[left that other site]

Definitely well-named. It LOOKS like a Kootie.