Behavioral indicators of heterogeneous subjective experience in animals across the phylogenetic spectrum: Implications for comparative animal phenomenology.

However, differences in the frequency of interactions was not quite significant among the aquatic species (KW = 9.78, n = 12 groups, P∼ 0.082) and not significant among the terrestrial species (KW = 6.23, n = 12 groups, P∼ 0.183).

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