См. Christelle Jozet-Alves, Marion Bertin, and Nicola Clayton, «Evidence of Episodic-like Memory in Cuttlefish», Current Biology, 23, no. 23 (2013): R1033–1035. Образцом для них послужило исследование на птицах: Clayton and Dickinson, «Episodic-like Memory During Cache Recovery by Scrub Jays», Nature, 395 (2001): 272–274.