Russia Heritage FDC

Russia FDC
Name: Archeological Heritage of Russia
Date of Issue: 25 March 2008

Designs:
12p: Bronze plate displayed the fantastic beast. 2nd century B.C.E. – 1 century AD.
12p: Bronze plate displayed oxen. 2nd century B.C.E. – 1 century AD.
12p: Metal plate in the form of a deer. 4th - 3rd centuries B.C.E.

Comment: These are beautiful relics, but I don't know which civilization did these relics belong to? Do you know that?