Photographer takes to the water for perfect shots in the Great Rift Valley

Photographer Greg du Toit, almost entirely submerged inside the watering hole in the Great Rift Valley, captures a herd of zebras reflected in the water Photograph: Greg du Toit/Barcroft Media Photograph: Greg du Toit/guardian.co.uk Du Toit's "frog's eye view" allowed him to capture a lioness and her brood drinking quietly Photograph: Greg du Toit/Barcroft Media Photograph: Greg du Toit/guardian.co.uk With just his hands and head protruding, Du Toit was essentially invisible to his subjects, such as this female waterbuck Photograph: Greg du Toit/Barcroft Media Photograph: Greg du Toit/guardian.co.uk A male bushbuck antelope comes to drink Photograph: Greg du Toit/Barcroft Media Photograph: Greg du Toit/guardian.co.uk Oppressive heat drives two lionesses to the water's edge at sunset Photograph: Greg du Toit/Barcroft Media Photograph: Greg du Toit/guardian.co.uk A zebra stallion peers through the dust cloud that has blown up around his herd Photograph: Greg du Toit/Barcroft Media Photograph: Greg du Toit/guardian.co.uk Warthogs visit the pool Photograph: Greg du Toit/Barcroft Media Photograph: Greg du Toit/guardian.co.uk A waterbuck and a Kori bustard tower over the hidden Du Toit. During his submersion the photographer contracted several tropical diseases, including malaria Photograph: Greg du Toit/ Barcroft Media Photograph: Greg du Toit/guardian.co.uk