| Female hippopotamus with infant in water
© Mike Wilkes / naturepl.com |
Adult and infant hippopotamuses lying on beach
© Phyllis Greenberg / Animals Animals |
Infant hippopotamus on female's back in river
© Ferrero-Labat / Auscape International |
| Female hippopotamus with infant
© Robyn Stewart / Auscape International |
Hippopotamus with calf
© Joe McDonald / Animals Animals |
Female hippopotamus with calf
© Richard Du Toit / naturepl.com |
| Juvenile hippopotamus on land
© Richard Packwood / www.osfimages.com |
Young hippopotamuses playing in river
© Daniel J. Cox / www.osfimages.com |
Hippopotamus emerging through lily flowers
© Andy Rouse / www.nhpa.co.uk |
| Hippopotamus emerging from under water hyacinths
© Peter Blackwell / naturepl.com |
Hippopotamus peering above water
© Tony Heald / naturepl.com |
Hippopotamus emerging above water hyacinth
© kevinschafer.com |
| Hippopotamus emerging from underwater
© Richard Packwood / www.osfimages.com |
Hippopotamus standing in lake
© www.JamesWarwick.co.uk |
Hippopotamus on land
© Bruce Davidson / naturepl.com |
| Hippopotamuses dozing on sand
© Peter Blackwell / naturepl.com |
Male hippopotamus in drying water hole, caked in mud
© Thomas Dressler / www.ardea.com |
Group of hippopotamuses lounging in river
© Richard Packwood / www.osfimages.com |
| Group of hippopotamuses sleeping in water
© Mike Read |
Group of hippopotamuses dozing on river bank
© Richard Edwards |
Hippopotamus group in water
© Ferrero-Labat / www.ardea.com |
| Hippopotamuses in Mara river, Kenya
© Steve Turner / www.osfimages.com |
Hippopotamus underwater
© Mark Deeble & Victoria Stone / www.osfimages.com |
Hippopotamus walking underwater
© Alan Root/SAL / www.osfimages.com |
| Hippopotamus walking underwater
© Peter Scoones / naturepl.com |
Hippopotamus charging into water
© Sharon Heald / naturepl.com |
Hippopotamuses bolting to the safety of water
© Hilary Pooley / www.osfimages.com |
| Hippopotamus grazing on grass
© Mark Hamblin / www.osfimages.com |
Hippopotamus feeding in water
© Mark Hamblin / www.osfimages.com |
Hippopotamus grazing in Okavango delta, Botswana
© Richard Packwood / www.osfimages.com |
| Group of hippopotamuses feeding in swamp, aeriel view
© Mike Hill / www.osfimages.com |
Hippopotamus and lion dispute over carcass
© Richard Kirby / naturepl.com |
Hippopotamus feeding on elephant carcass
© David Hosking / www.flpa-images.co.uk |
| Male hippopotamus' yawning threat display
© Richard Du Toit / naturepl.com |
Male hippopotamus' yawning threat display
© Daryl Balfour / www.nhpa.co.uk |
Pair of hippopotamuses fighting
© Hilary Pooley / www.osfimages.com |
| Pair of male hippopotamuses fighting in swamp
© Richard Du Toit / naturepl.com |
Male hippopotamuses fighting, one grabbing other's neck in huge jaws
© Anup Shah / naturepl.com |
Hippopotamuses fighting
© Simon King / naturepl.com |
| Male hippopotamus spreading dung to mark territory
© Martin Harvey / www.nhpa.co.uk |
Hippopotamuses mating
© Richard Du Toit / naturepl.com |
Pair of hippopotamuses mating
© Jose B. Ruiz / naturepl.com |
| Female hippopotamus nursing young in spring
© Mark Deeble & Victoria Stone / www.osfimages.com |
Male hippopotamus killing calf - infanticide
© Tony Heald / naturepl.com |
Hippopotamus licking carcass of dead infant
© Richard Du Toit / naturepl.com |
| Hippopotamus being cleaned underwater by fish
© Mark Deeble & Victoria Stone / www.osfimages.com |
Fish grooming dozing hippopotamus
© Alan Root/SAL / www.osfimages.com |
Yellow-billed oxpecker grooming hippopotamus
© Richard Packwood / www.osfimages.com |
| Sandpiper feeding on hippopotamus' back
© Bruce Davidson / naturepl.com |
Egrets resting on group of resting hippopotamuses
© Jose B. Ruiz / naturepl.com |
Hippopotamus chasing crocodiles
© Richard Du Toit / naturepl.com |
| Crocodiles feeding on hippopotamus carcass in river
© Martha Holmes / naturepl.com |
Lions attacking hippopotamus
© Anup Shah / naturepl.com |
Hippopotamus with deep scratch wounds, inflicted by lions
© Cindy Buxton / naturepl.com |
| Hippopotamus tracks
© Richard Du Toit / naturepl.com |
Detail of hippopotamus skin, showing oily secretion
© Martha Holmes / naturepl.com |
Carcass of poached hippopotamus
© Bruce Davidson / naturepl.com |
| Mass killing of hippopotamuses for meat and tusks, burnt bodies
© Bruce Davidson / naturepl.com |
Removal of fresh hippopotamus meat from poached carcass
© Bruce Davidson / naturepl.com |
Beware of the hippopotamuses signpost
© Richard Du Toit / naturepl.com |