Continuing with my "uppity" explanations of my messing around with lighting and shaders:

This is with a specular light on... notice the steps. BTW, GC on all of these images. Using the Poppy morph by A_ at 70%.

Then, I took the specularity value from .8 to 1.2 in the skin shader and turned the spec light off:

Again, I'm certainly no expert, nor was I intending to put on airs. I was merely showing how simple doing one's own lights really is. If I can do it, pretty much anyone can. I'm as logic/lighting/colour/you-name-it challenged as they come. But, I'm probably wrong: purchased lights probably are better for this scene:

Monterey/Mint21.x/Win10 - Blender3.x - PP11.3(cm) - Musescore3.6.2

Wir sind gewohnt, daß die Menschen verhöhnen was sie nicht verstehen
[it is clear that humans have contempt for that which they do not understand] 

Metaphor of Chooks