New 'bear security rules' follow mailings of humans from hungry animal in remote towns and villages.
Schools and kindergartens ordered to keep students indoors in Kirovsky.
Boy was mauled to death, his sister managed to escape and raised alarm.
One region has shot 58 ravaging brown bears this year because they intrude too close to settlements, destroying livestock.
In earlier case, brown bear plundered graves and ate human remains.
Staff and passengers at Nyagan airport in fear of bear patrolling the runway and trying to break into terminal.
The unnamed hunter shot and wounded a bear in a the forest in Khanty-Mansi Autonomous Okrug.
At least eight black bears killed in terrorised Luchegorsk as starving wild animals roam streets and go on the attack.
Our map shows the attacks by bears on humans across a swathe of Siberia and the Russian Far East.