article_snippet.sent: Scroll down for video .
article_snippet.sent: the dramatic altercation was caught on camera by researcher Brent Stapelkamp, who has been studying the activities and behaviour of lions in the Zimbabwean reserve for years.
article_snippet.sent: The stand-off was caught on camera by researcher Brent Stapelkamp, who has been studying the behaviour of lions in the area for years .
highlights_snippet.sent: Altercation caught on camera by researcher Brent Stapelkamp, who has been studying lions in the reserve for years .