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. 2020 Mar 19;14:37. doi: 10.3389/fnbeh.2020.00037

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Copyright © 2020 Lundberg, Nylander and Roman.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Scatter plots of the (A) parameter loadings and (B,C) individual scores from the adolescent PCA (n = 71, two components, R²X = 0.439, Q² = 0.314). (B) is colored according to rearing condition and (C) according to behavioral type, and the shapes show the top 20% of each type score (exploration and shelter seeking). AFR, animal facility reared; BE, bridge entrance; CTRCI, central circle; D, duration; DCR, dark corner room; D/F, duration per visit; Exp, Explorer/exploration; F, frequency; MS15, maternal separation 15 min; MS360, maternal separation 360 min; MT, Main type; SAP, stretched attend posture; SS, Shelter seeker/seeking; TOTACT, total activity; totcorr, total corridor.