The first 100 wolves have been killed in the Sakha Republic as the authorities step-up their campaign to protect people and reindeer herds.
Four children among those in intensive care, as locals undergo mass evacuation and quarantining, while reindeer herd decimated.
As Western children salute Santa's Rudolph, here in the Sakha Republic the antlered animals are in peril from ravenous predators.
Boy killed 'after lethal infection 'awoke' in human graveyard due to unprecedented heat wave'.
Russian army biological protection troops called in amid warnings 'utmost care' needed to stop deadly infection spreading.
Grandfather Egor Tarasov's 'miraculous' survival story of 42 days alone in the tundra with polar and brown bears, and wolves.
Foreigners should be invited to pay $10,000 per animal in novel way to fund cull needed to save reindeer and horses.
In each case the deadly decades-old 'zombie' disease originated in contaminated soil and was awakened by hot Arctic summer weather.
Ceremonial suit was embellished with decorations and left as a sacrifice for the gods by ancient bear cult polar people, say archeologists.