When you download any of the Malbers Assets (except Horse Animset Pro) you will need to download first the Animal controller from the Store: Animal Controller
After you have download it.. Find the folder: <AssetName> AnimalController or <AssetName> AC
Inside you will find a Rar file with the Asset fully integrated with the (AC).
Right Click on the Rar file and hit: Show in Explorer.
On the Explorer window Click -> Extract here.
Once Extracted you will get Access to the Sample files for the asset Inside Unity.
One final step in case of Flying creatures. You will need to find any Malbers component on any of the sample scenes and Create the Up Down Input
and that’s all !!