15 tadpoles live in each of the 54 aquariums. They have to be cleaned of algae on a regular basis. Picture credits: Markus Hörster/TU Braunschweig
This image is part of: More Stress, Fewer Frogs?. Please note the copyright of this image.
This image is part of: More Stress, Fewer Frogs?. Please note the copyright of this image.