Channel 4
So many hippos congregate to feed in Zambia's Luangwa Valley that they threaten the survival of other species in the park, so the authorities cull around 200 of them every year.
The cull offers veterinary scientist Mark Evans and comparative anatomist Joy Reidenberg the opportunity to dissect one of these magnificent animals.
Hippos are often mistakenly seen as Africa's laziest giant, lolling around all day in the mud. But as the team discover, at night they're surprisingly active.
Duration 47:15
So many hippos congregate to feed in Zambia's Luangwa Valley that they threaten the survival of other species in the park, so the authorities cull around 200 of them every year.
The cull offers veterinary scientist Mark Evans and comparative anatomist Joy Reidenberg the opportunity to dissect one of these magnificent animals.
Hippos are often mistakenly seen as Africa's laziest giant, lolling around all day in the mud. But as the team discover, at night they're surprisingly active.
Duration 47:15