Yes, evolution is a reaction in response to stimuli and dangers present in their environment. Another example this time provided by Darwin is the case with peppered moths. The majority were white colored as they found protection being blended in to the light colored environment.
The industrial revolution introduced pollution that changed the color of nature, in response the black colored moths quickly gained the majority because they blended in better so they had a greater chance to survive, years later once the pollution improved the white moths once again thrived because of the incredibly complex quick acting process of natures natural selection.
To its credit JavaScript has made quite a few improvements to the underlying structure since 2016. JS is one of the most used languages because it is fast to adapt to changing environments along with wide support.
It is not a safe language by any means, it can be easy to fall down holes of unwarranted expectations. Like any language once understanding limitations will open up its power and potential.