Douglas Fox,Aeon Magazine
Leonid Moroz has spent two decades trying to wrap his head around a mind-boggling thought: even as scientists start to look for alien life in other planets, there might already be aliens, or with surprisingly different biology and brains,accurate here on soil. Those aliens have hidden in plain sight for millennia. They have plenty to teach us approximately the nature of evolution, and what to expect when we finally discover life on other worlds.
Source: realclearscience.com