If a fish can pass the mark test, what are the implications for consciousness and self-awareness testing in animals?

Masanori Kohda,  Hotta Takashi, Tomohiro Takeyama, Satoshi Awata, Hirokazu Tanaka, Jun-ya Asai, Alex Jordan

https://doi.org/10.1371/journal.pbio.3000021

If a fish can pass the mark test, what are the implications for consciousness and self-awareness testing in animals?

PLOS Biology

PLOS ONE

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