This is a paid asset, but now you can download GIANT SCORPION Free.
Detail this asset from Unity Store: Original Link
GIANT SCORPION v1.0
Here is a deadly giant scorpion. This monster can break your bones in no time with its powerful claws and even the greatest armors can’t resist its lethal stinger!
Geometry is 19.9 Ktris and the rig is 66 bones. Model uses 1 material with 4096*4096 textures.
the pack includes a set of 31 quality animations (8 being root motion variations)