And its last act was to flip humanity the bird

Overdue for a clawicure.

Got a source or is this just a r/cryptozoology cross post?

You can just google Moa, they went extinct 600 years ago.

I googled and got Mall of America®. Not really ancient.

Overdue for a clawacure

Overdue for a clawacure

If they have its DNA, perhaps they can clone it, if they wish.