How do you re-home a rhino by helicopter? Upside down

I thought this was super neat and had to share.

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Moving endangered rhinos to new areas is a vital part of their conservation. War-torn helicopters from the Vietnam war are airlifting the creatures to safety.

Zipping through the skies over South Africa, a 1,300kg (2,865lbs) horned herbivore is dangling by its feet from a helicopter. It may be a shocking sight to behold but, within the last decade, the use of helicopters in rhinoceros conservation has been gaining momentum in South Africa, Namibia and Botswana.

https://www.bbc.com/future/article/20250327-the-vietnam-war-helicopters-riddled-with-bullet-holes-airlifting-rhinos-to-safety