The Himalaya
Sigma 100-400 OS C @400mm, f6.3, ISO 200, morning; D750 (3300 m)
Milvus 35/1.4 @f7.1, morning; Nikon D600 (3750 m)
Sigma 100-400 OS C @400mm, f6.3, ISO 4500, (3500 m) early morning; D750 Woman milking yak. At this altitude chauri (dzomo) are still kept as well. They are more productive when it comes to milk, the lactation is longer, comes earlier and the total of the milk they give is much higher. Hard and soft cheese is made of milk of both. Yak (nak for cow) is tougher, versatile and produces excellent wool used for clothing and other necessities.