Tesco, McVitie's and Pizza Hut still use eggs from caged hens with beaks cut off - Mirror Online
Battery cage - Wikipedia
Analysis: Who will pay for the new barn egg standards? - Poultry News
Egg Production & Battery Hen Welfare | RSPCA
World Egg Day: The UK Egg Industry Is Lying to You
Inside the battery hen shed: the farmer who wants to prove cages aren't always cruel | Animal welfare | The Guardian
BBC NEWS | UK | UK Politics | Battery hens 'to be banned'
Battery Farms | The Story Behind Your Eggs
UK Supermarkets Moving to Cage-Free Eggs”But What Does That Mean? - Modern Farmer
The end of battery farms in Britain – but not Europe | The Independent | The Independent
The difference between battery cages and enriched cages.
Battery hens hi-res stock photography and images - Alamy
Brexit set to 'bring billions of battery eggs to the UK' | News | The Grocer
Exposed: The shocking and filthy conditions endured by supermarket hens in 'enriched cages' | The Independent | The Independent
Industry urges UK government to reconsider trade deal that puts battery cage eggs on the menu | Kipco-Damaco Group
Battery hens allowed in Australia until 2036
16,000 'free-range chickens' crammed into shed and many NEVER see daylight | Daily Mail Online
What is a battery hen? | RSPCA Assured
New bid to end cages for UK laying hens launched - Poultry World
Hundreds of European farmers expected to flout battery hen ban | Farming | The Guardian
Enriched Colony Cages: What are they Like?
About egg laying hens | Compassion in World Farming
