Eider duck eggs in nest made of eider down, Vigur Island, Isafjordur, Iceland, Polar Regions

Duck breasts, battered fish and preserved '1000 year old' eggs, at food stall in Fengdu, China

A brass plate full of offerings to God. Coconut, dried fish, black soya beans, duck eggs, oiled wicks, colour powder, bitten rice, betel nut, hand made rice paper incense, unhusked rice and flowers. Brahmayani Temple, Bhaktapur, Nepal

An eider duck's nest on Walney Island near Barrow in Funress, Cumbria, England, United Kingdom, Europe

A gourmet meal of fresh meats and eggs, on a wood platter at the Blue Duck Lodge, a working cattle farm with a focus on conservation in Whanganui National Park; Retaruke, Manawatu-Wanganui, New Zealand

Duck and egg vendor in the Old Quarter, Hanoi, Hanoi, Vietnam