The report: https://www.earth.com/news/humans-may-exist-because-a-fish-learned-how-to-blink-375-million-years-ago/
The mudskipper, an intriguing amphibious fish with a penchant for blinking, is offering scientists insight into how and why blinking might have evolved as our ancestors made the transition from aquatic to terrestrial life.
It says that blinking is a mode of communication.
Hey, cats blink at us too…only when they like us!