New Delhi, Jan. 11 -- A 13-kilogram deer was caught on video engaging in an unusual confrontation with a 1.7-tonne rhinoceros at Wroclaw Zoo in Poland on Friday 9 January, captivating internet users around the world. The footage, shared by The Independent, shows the diminutive Chinese muntjac repeatedly approaching and lightly bumping heads with the much larger mammal, which appeared to respond in a playful manner.

In the video, the tiny deer can be seen boldly charging at the rhino, named Maruśka, who initially lowers her head and nods, a gesture that might normally deter another animal. Instead, the deer continues to approach and lightly headbutt the rhino in a snowy enclosure, before both back away and briefly reassess each other...