Video: It's weighing time at the zoo! Keepers coax 10,000 animals - including a 4,000kg elephant - onto the scales for their annual check-ups at Whipsnade A huge-scale operation is underway at ZSL ...

Animals at London Zoo are being checked and ... by strategically placing food next to the scales to check their health and wellbeing. Data is then added to the Zoological Information Management ...