 Nikolayenko also fought a war of words with the man with whom he probably had more in common than anyone in Kamchatka, Charlie Russell, a researcher who operated in the south Kamchatka reserve.Russell and Nikolayenko clashed when the Russian ranger was called in to review Russell's project.Nikolayenko strongly objected to Russell's policy of feeding half-grown cubs, arguing that it rendered the research meaningless and had the potential to make the cubs dangerously eager for human handouts.