A Brown bear (Ursus arctos) is seen walking along a beach near Lake Crescent, Lake Clark National Park and Preserve in Alaska, USA. Wolfgang Kaehler/LightRocket via Getty ImagesWhen the attack took place, the group was hiking through Russia’s Ergaki national parks.The three deceased companions fled barefoot, and it took them seven hours for safety.For safety reasons, the park was closed from November to DecemberFor more stories, visit Insider's homepage.One of the hikers who were on a camping trip was unpacking their stuff when he was attacked by a bear in Russia.On July 27, the tragedy struck while the group was on a hike in the Ergaki national Park in southern Russia.According to Krasnoyarsk's regional news service, the men climbed a wall of rock after seeing the "drooling bear" - but Yevenggny Sternkov, 42, was lagging behind.One of the survivors said that their friend was eaten and then fled further into the forest when the bear saw them.The group walked seven hours, barefoot, through the wilderness before reaching safety.Ergaki National Park has made several statements on their VK Page - a Russian social networking platform.The park would remain closed until November 1, 2021, according to the administration.The animal was taken into custody by the Ministry of Ecology, and then killed by the park administration. The circumstances surrounding the incident are still being investigated.This is the second incident involving a dead bear in the park this summer. After killing a 16-year old boy working as a sherpa, a brown bear was killed.There are many theories about why bear attacks have spiked. One theory is that bears are hungry because of a longer, more snowy, and colder winter, which limits their access to food.Insider has the original article.