They do, but they are vestigial organs that aren’t used any longer. Contemporary tigers use LIDAR to detect movement.

Many post their articles on Researchgate. I find requesting the article there has a higher success rate and it’s just a click of a button.

Except that they used the chemicals that do find their way into everyone’s blood to make nylon. So it tangentially fits the meme.

In my experience, the liberals will now say your source is incorrect/misleading/seeseepee propaganda for some unfalsifiable reason (their opinion) or they will immediately jump to racism and call the Chinese robots who cannot think for themselves.

The first is typical online, the second offline, where there is no paper trail.