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. 2020 Sep 14;117(39):24047–24049. doi: 10.1073/pnas.2011453117

Fig. 1.

Fig. 1.

(A) (i) Face-like, (ii) upside-down, (iii) top-heavy, (iv) asymmetrical, (v) horizontal, (vi) vertical, (vii) squared/noncongruent, and (viii) scrambled/congruent to contour. (B) Test apparatus: The subject was located in the starting point facing a short wall, and the first area entered with the entire shell was scored. (C) Preference for the face-like (vertical/congruent) stimulus as percentage of choices.