https://computervisionblog.wordpress.com/2013/06/01/cats-and-vision-is-vision-acquired-or-innate/
which illustrate that cat can be learnt to recognize orientation. once the kitten was born with only horizontal line , it won‘t able to see any vertical movement after grows up, and on the contrary, the kitten was born with only vertical line, it react to mostly of vertical movement. their neron of detect one specific orientation had been deprecated, and replaced by other vision function
The cat experiment that tells the vision is acquired or innate
原文：https://www.cnblogs.com/J14nWe1/p/14652456.html