Going toe-to-toe, these fighting primates could give Floyd Mayweather a run for his money. The amazing images – captured by Australian tourist Julie Rathbone on the banks of the Zambezi river in Africa – show the pair engaging in a few fisticuffs. The Chacma baboons appeared to settle a disagreement by fighting – before a senior baboon plays referee and steps in to break it up. Nurse unit manager Julie Rathbone, 59, from New South Wales, was on a cruise down the river when she spotted the fracas unfolding. (Photo by Julie Rathbone/Caters News)

Participants of the “Lady in red“ procession, marking the day of the Summer Solstice, walk on a promenade of the Yenisei River in Krasnoyarsk, Russia on June 22, 2019. (Photo by Ilya Naymushin/Reuters)

Hindu women worship the Sun god in the polluted waters of the river Yamuna during the Hindu religious festival of Chatth Puja in New Delhi, India, November 3, 2019. (Photo by Adnan Abidi/Reuters)

A man crosses a mud-covered trail carrying his wife on his back at a flooded Han River park in Seoul, South Korea, August 4, 2020. (Photo by Kim Hong-Ji/Reuters)

Angler Thomas Rielly catches a fish during the opening of the salmon fishing season on the River Tay January 16, 2012 in Kenmore, Scotland. A procession with a pipe band and anglers made its way through Kenmore at the east end of Loch Tay to mark the start of the 2012 salmon season on the River Tay. (Photo by Jeff J. Mitchell/Getty Images)

An ascetic performs yoga at his makeshift tent near the banks of Sangam -the confluence of the Ganges, Yamuna and mythical Saraswati river during the Magh Mela festival in Allahabad on January 28, 2022. (Photo by Sanjay Kanojia/AFP Photo)

A woman rides her horse in the River Eden on Friday June 10, 2022, on Day 2 of the Appleby Horse Fair, the annual gathering of gypsies and travellers. (Photo by Owen Humphreys/PA Wire Press Association)

A boy makes his way on a bicycle along a flooded road near the Ganges River in Allahabad on August 23, 2022, as water levels rose following monsoon rainfalls. (Photo by Sanjay Kanojia/AFP Photo)