Remarkable pictures show deer offered in-flight food by a Polar Airlines cabin attendant.
Currently there are 730,000 animals but numbers are 'unsustainable', risking disease spreading and chronic overgrazing.
Animals cannot forage for lichen under the snow crust on the Yamal peninsula.
Remote herders from 45 families get new animals to rebuild herds decimated by 'zombie' anthrax infection.
‘Thousands’ perish amid calls for a state of emergency in the region, with fears anthrax vaccine is a cause of death.
As a debate is underway on culling as many as 250,000 reindeer due to overgrazing, Research Professor Bruce C Forbes warns against some proposed solutions.
Up to 30 shot dead after winning traditional spring reindeer races in remote Tiksi.
New study predicts potential crises for herds after examining 81,000 animal losses after Yamal was carpeted with winter-long impenetrable ice.
Venison exports will 'increase' despite first anthrax outbreak in 70 years, but scientists remain adamant: Herd numbers must fall further.