PETA activists tried to dump a truck full of manure outside the Manhattan office of the group's rival, the ASPCA -- but the stinky stunt was stymied by the frigid weather on Thursday.

PETA activists tried to dump a truck full of manure outside the Manhattan office of the group’s rival, the ASPCA — but the stinky stunt was stymied by the frigid weather on Thursday.

The PETA protest did not fully go as planned, as most of the manure remained frozen to the truck bed due to freezing temperatures.

PETA said it investigated Plainville Farms, which had ASPCA "animal welfare certified" labels on its products, and found "that workers kicked, beat, and threw turkeys and left sick and injured ...

PETA activists arrested after trying to dump frozen manure outside ASPCA office Subscribers are entitled to 10 gift sharing articles each month.

(PETA via AP) A spokesperson for the ASPCA, meanwhile, defended the board for “setting basic standards” in the marketplace, adding the conflict boiled down to a philosophical difference with PETA.

However, PETA's president, Ingrid Newkirk, called the American Humane certification a "sham" in a statement that was emailed to USA TODAY.

The PETA protest did not fully go as planned, as most of the manure remained frozen to the truck bed due to freezing temperatures.

PETA activists tried to dump a truck full of manure outside the Manhattan office of the group’s rival, the ASPCA — but the stinky stunt was stymied by the frigid weather on Thursday.

A spokesperson for the ASPCA, meanwhile, defended the board for “setting basic standards” in the marketplace, adding the conflict boiled down to a philosophical difference with PETA.