Observations of an Indo-Pacific humpback dolphin carrying a sponge: object play or tool use?

Guido J. Parra 1 , 1
  • 1 Cetacean Ecology and Acoustics Laboratory, School of Veterinary Science, University of Queensland, St. Lucia, Queensland 4072, Australia

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Mammalia is a peer-reviewed journal devoted to the inventory, analysis and interpretation of Mammalian diversity. It publishes original results on all aspects of systematics (comparative, functional and evolutionary morphology; morphometrics; phylogeny; biogeography; taxonomy and nomenclature), biology, ecology and conservation of mammals.