A keeper counts the penguins during the stock take at ZSL London Zoo, in London, Wednesday, Jan. 3, 2024. The conservation zoo is home to more than 300 different species, from endangered Galapagos giant tortoises and Asiatic lions to critically endangered Sumatran tigers – all of which will be logged and recorded as part of the zoo's annual licence requirement. (AP Photo/Kirsty Wigglesworth)