You’ve slipped a zero or do there.
The mega fauna in Russia is a couple thousand (like 10 to 20 thousand).
And they are mammals. Not dinos. And not from the time of dinos.
Well I’ve only this week to show any interest in these type of discoveries...so I’m truly ‘green’ regarding the topic. Still, it was interesting to see what they’ve taken out of the snow and ice there. I’m more interested in artifacts rather than old flesh and bones.