For a long time, nobody has really known how the Cuban blue-headed quail dove arrived on the island. But now, […] ...

For decades, this unassuming bird has perplexed biologists, who have no idea where it came from, how it got to the island or ...

Either it represents the last remaining scion of a once diverse and widespread dynasty of birds -- as the genetics seem to suggest -- or it's a strange offshoot of other living doves that just ...