Fig. 1

Zebrafish (Danio rerio) morphology. (A) Lateral view of a cleared and stained skeletal preparation of a zebrafish showing the precaudal and caudal regions. (B) Morphological measurements taken for each individual. BD, body depth; HL. head length; SL, standard length; PAL, pre-anal length; TL, total length.
Fig. 2

C-start sequence of zebrafish (Danio rerio). The stimulus is directed toward the left side of the body, as indicated by the arrow. The dashed line indicates stage 1 and the dotted line stage indicates 2 of the response. (A) The initiation of the response. (B) At the mid-point of stage 1. (C) The point of maximum curvature, defined as the end of stage 1 and the start of stage 2. (D–F) The straightening of the tail through stage 2.
Acknowledgments
This image is the copyrighted work of the attributed author or publisher, and ZFIN has permission only to display this image to its users. Additional permissions should be obtained from the applicable author or publisher of the image. Full text @ J. Exp. Zool. Part A Ecol. Genet. Physiol.
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