The helicopter was hovering 15 metres above the ground to test engines when the tragedy struck.

Abnormally hot May weather resembles midsummer with air temperatures as high as +35C.

The rare predator was caught after weeks of wandering into a village in Russian Far East.

Siberian hermit Agafya Lykova was not told the news to protect her from getting worried and upset.

Petroglyphs some 7,000 years older than earlier thought with ancients artists using same style in Siberia and Mongolia.