In a particularly gross twist to this tale, the source also claims that crew members had to deal with a smell so awful that it was difficult if not nearly impossible to wash off.
PETA raises the point that diseases can be transmitted to humans via rotting animal carcasses.
The source claims that members of the crew had their concerns about why real cows were used rather than fakes ignored by production, and they were unaware that production planned on bringing real dead animals onto set for filming.