Veterinarian Lauren Hughes is responsible for the health of more than 700 animals, including the fish, at Niabi Zoo, and she relies on zookeepers to notice subtle changes in behavior that could signal a problem and to assist with exams. Reporter Barb Ickes documented a recent exam of the zoo's nine lizards, which included checking their skin, eyes, mouths, teeth, toes and tails.
Zoo veterinarians, keepers work together to keep animals in top health
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