MathiasTCK

It appears he was affected by a lamp

They aren’t immune to supply and demand, the job market is the agreegate of us all deciding what we will put up with to stay alive.

Exactly. Ring Species are a good example

https://en.wikipedia.org/wiki/Ring_species

In biology, a ring species is a connected series of neighbouring populations, each of which interbreeds with closely sited related populations, but for which there exist at least two end populations in the series which are too distantly related to interbreed, though there is a potential gene flow between linked neighbouring populations.