In Australia there has been a gradual trend moving towards free range eggs. Woolworths ( one of the big 2 supermarket chains ) has announced it will totally phase out caged eggs and be %100 free range eggs by 2018.
About 55% of eggs purchased from retail outlets in Australia are cage eggs. These eggs come from hens that are housed in cages within a shed. Cage typically accommodates between four and twenty birds and range in size from 1800cm² to 11,000cm².
Government, animal welfare groups and the egg industry have agreed to improvements in animal welfare, which includes increasing the minimum space allowance for hens in cages to 550cm² per bird.
Pro 12:10 A righteous man regardeth the life of his beast: but the tender mercies of the wicked are cruel.