Defensive tool use in a coconut-carrying octopus Julian K. Finn, Tom Tregenza, Mark D. Norman  Current Biology  Volume 19, Issue 23, Pages R1069-R1070 (December 2009) DOI: 10.1016/j.cub.2009.10.052 Copyright © 2009 Elsevier Ltd Terms and Conditions

Figure 1 Veined octopus, Amphioctopus marginatus. (A) Emerged on sand. (B) Using coconut shell halves assembled as shelter. (C) ‘Stilt-walking’ while carrying two stacked coconut shell halves (see Movie S1). Photos: M. Norman (A), R. Steene (B,C). Current Biology 2009 19, R1069-R1070DOI: (10.1016/j.cub.2009.10.052) Copyright © 2009 Elsevier Ltd Terms and Conditions