The mobs in Minecraft are not characterized by realism. Each of them is square and simple. Even the individual body parts move so-so. Therefore, we suggest installing add-ons that will help you enjoy the game world!
After installing the Blinking Mobs textures the creatures in the game will blink instead of standing like an idol. This applies to animals. But there are exceptions in the form of the Iron Golem, the Axolotl and the Squid. The author explained this by saying that they are not supposed to blink.
As a small bonus, the Villagers will now sleep with their eyes closed, which also looks cool.