[CT Birds] Article: A Family Tree Of Every Bird On Earth
michael_s_richardson at hotmail.com
Thu Nov 1 09:27:40 EDT 2012
An interesting article about bird evolution and species:
"...the first family tree linking every bird on Earth, revealing how birds have evolved since the dinosaur age. The map shows where and when birds lived, which offers a glimpse of species diversification around the planet. One big takeaway: Birds have been diversifying at an increasing rate in the past 50 million years. Today, 9,993 living species are known... "
Check out the article on PopSci website:
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