In Botswana\u2019s Okavango delta, deep floodwater can dry to dust in months. Thirsty animals seek out water holes for a much-needed drink \u2013 but this brings them into dangerous proximity with others.<\/p>\n
And in one episode of the BBC TV series\u00a0Natural World<\/em>, the film crew follow a group of hippos as they deal with the changing conditions.<\/p>\n The team find a male hippo that\u2019s desperate for a drink and making his way to a water hole. But as\u00a0David Attenborough\u00a0narrates, \u201cwater holes are dangerous traps for thirsty enemies.\u201d<\/p>\n As the hippo isn\u2019t alone \u2013 there is also a pride of lions who have got there first. And together, they\u2019re capable of taking down prey as large as elephants, let alone a lone hippo.<\/p>\n But this hippo is \u201cdying of thirst\u201d \u2013 so he stands his ground.<\/p>\n