> So while there is specialisation in brain tissue, rather than there being circuits designed at a low level for certain cognitive tasks, it is more that the co

> So while there is specialisation in brain tissue, rather than there being circuits designed at a low level for certain cognitive tasks, it is more that the connectivity and kinds of neurons within an area are tuned to excel at a specific class of problems. Hasn't there been a lot of recent work showing similar circuits between songbirds and humans that seem to have independently evolved?