Photographer: Helen Groger-Wurm2019-10-232019-10-235/05/196248http://hdl.handle.net/1885/1775703.5cm x 2cmmounted transparencycolourimage/tiffimage/jpgen-AUThis item is provided for research purposes. Contact the Australian National University Archives at butlin.archives@anu.edu.au for permission to use.USA - Chicago - Brookfield Zoo Dolphins2019-10-23