Hair is where I get off

[drc]

That might be correct about the Woolly Mammoth hair card being more reliable. For positive verification, the scientist only has to narrow it down to the species. I would assume there are many qualified experts out there who can verify the species of animal, especially considering there aren't many hairy elephants walking around anymore.

[scooter729]

Sounds like it might be easier to authenticate a witch's prayer blanket than 150-year old hair...