baboons

The Sweet Spot: New Study Shows Optimal Group Size for Baboons

A new study on the Amboseli baboons of East Africa shows that there is a “sweet spot,” or optimal group size for surviving predators and gathering food.
"Darwinius masillae PMO 214.214" by Jens L. Franzen, Philip D. Gingerich, Jörg Habersetzer1, Jørn H. Hurum, Wighart von Koenigswald, B. Holly Smith - http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0005723;jsessionid=E8154D7406947B36A39470C790A4F08C. Licensed under CC BY-SA 2.5 via Wikimedia Commons - http://commons.wikimedia.org/wiki/File:Darwinius_masillae_PMO_214.214.jpg#/media/File:Darwinius_masillae_PMO_214.214.jpg

Is Darwinius really “The Missing Link” to Humans?

Darwinius is an exceptionally well preserved, 47-million-year-old primate from the ancient Messel Pit in Germany. Its position in evolution is contested.