* 3D muscle reconstruction shows 3.2 million-year-old “Lucy” walked upright Ars Technica
* How a 3.2-million-year-old human relative named Lucy walked CNN
* 3.2 million-year-old human ancestor 'Lucy' had massive leg muscles to stand up straight and climb trees Livescience.com
* Scientists Confirm Iconic Ancient Human Lucy Walked Upright — And She Was Jacked Inverse
* First hominin muscle reconstruction shows 3.2 million-year-old 'Lucy' could stand as erect as we do Phys.org
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