Hanggi EB, Ingersoll JF, Waggoner TL. 2007. Color vision in horses (Equus caballus): deficiencies identified using a pseudoisochromatic plate test. J Comp Psychol. 2007 Feb;121(1):65-72.
英
美
- 下面的研究表明,马所能辨别的颜色与人类红绿色盲所看到的颜色一样。