The video, which shows shirtless workers repeatedly clubbing the animals in the head, has led campaigners to call for animal welfare reform
The animals were jabbed with sharp metal spikes then left with bleeding wounds, forced to perform tricks, and stopped from interacting with each other
An investigation has now been launched into the footage, which has been described by Animal Recovery Mission as 'one of its most grueling factory farm investigations to date'
An undercover investigation filmed workers kicking and stamping on birds, as well as dead animals left to rot among the living - leading to cannibalism on at least one farm
The footage documented by Compassion Over Killing (COK) exposes what the organization describes as 'senseless and violent abuse of mother cows and their defenseless calves'
Campaigners fear the drugs could cause resistance to antibiotics that are medically important for humans
The undercover footage shows workers punch, kick and swear at dairy cows and their newborn calves
Vegan activists say the footage shows the 'bleak reality' of farming across the UK - a country which is meant to have the highest welfare standards in the world
The site joins dozens of other retailers in banning the fabric
Undercover footage shows sheep being beaten and abused
The exposé also reveals badgers were taken from the wild to be killed on Chinese badger-hair farms
Undercover footage shows shearers punching, kicking, and stamping on animals
Undercover investigators captured the grim footage
Gap, H&M, and Topshop all pledged to drop the fabric after an exposé revealed animal abuse on mohair farms
Campaigners reported finding 'emaciated and stressed' animals
Campaigners say animals are treated as 'meat-producing machines'
The abuse is said to go unpunished
The new video shows sheep being beaten and left bloodied by shearers
The dog meat trade in Indonesia is not only immensely cruel, but it also poses a grave human health risk in the form of rabies
The investigation discovered that top retailers including M&S may have sold their customers out of date products