Two become one: two raven lineages merge in 'speciation reversal'. After up to two million years of separate evolution, two types of common raven have been ‘caught in the act’ of consolidation, say scientists.

Two become one: two raven lineages merge in 'speciation reversal'. After up to two million years of separate evolution, two types of common raven have been ‘caught in the act’ of consolidation, say scientists. - NewsGossipBull.BlogSpot.com - Latest News, Gossip & Bullshit