London, UK. 26th August, 2015. ZSL London, August 26th 2015. Zookeeper Karl Ashworth weighs a Humbolt Penguin chick as ZSL London holds its annual weigh-in of animals. Credit: Paul Davey/Alamy Live News

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The Zoological Society of London Zoo in Regent's Park holds its annual animal weigh-in photocall aimed at showing the public that ZSL is more than just a zoo but also conducts important research into animals, monitoring their growth.

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Size: 2000px × 3000px
Location: ZSL London, Regents Park, London, UK
Photo credit: © Paul Davey / Alamy / Afripics
License: Licensed
Model Released: No

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