The textures and patterns on pimpled eggs vary with each hen’s calcium intake – the more calcium in their diet, the more pimpled these eggs would appear to seem.
Blue-green eggs occur when crossbreeding happens – usually with a blue-laying hen with a brown-laying one.
Wind eggs, nicknamed ‘fart’ eggs, contain no yolk in them – only egg whites!
2 eggs in 1 are rare, and are often linked to a process named counter-peristalsis contraction.