![22 May 2009 - New York, NY - A cast of a 47 Million year old fossil named " Ida" sits on display at the American Museum of Natural History as part of 22 May 2009 - New York, NY - A cast of a 47 Million year old fossil named " Ida" sits on display at the American Museum of Natural History as part of](https://c8.alamy.com/comp/2F10GG9/22-may-2009-new-york-ny-a-cast-of-a-47-million-year-old-fossil-named-ida-sits-on-display-at-the-american-museum-of-natural-history-as-part-of-the-extreme-mammals-exhibition-ida-is-the-best-ever-preserved-fossil-from-a-primate-and-is-considered-a-key-link-to-human-evolution-dr-jorn-hurum-worked-on-testing-the-origins-and-preserving-the-fossil-photo-credit-nick-papananiassipa-press0905222126-2F10GG9.jpg)
22 May 2009 - New York, NY - A cast of a 47 Million year old fossil named " Ida" sits on display at the American Museum of Natural History as part of
![Fossilien aus der Grube Messel: Zeugen einer längst vergangenen Zeit | Urzeit | Geschichte | Verstehen | ARD alpha Fossilien aus der Grube Messel: Zeugen einer längst vergangenen Zeit | Urzeit | Geschichte | Verstehen | ARD alpha](https://www.ardalpha.de/wissen/geschichte/urzeit/fossilien-grube-messel-evolution-weltnaturerbe-108~_v-img__16__9__xl_-d31c35f8186ebeb80b0cd843a7c267a0e0c81647.jpg?version=04029)
Fossilien aus der Grube Messel: Zeugen einer längst vergangenen Zeit | Urzeit | Geschichte | Verstehen | ARD alpha
![One part of "Ida", a 47 million year old fossil, are seen in the Seckenberg Museum in Frankfurt, central Germany, Friday, Jan. 29, 2010. "Ida" which has a length of 24 cm ( One part of "Ida", a 47 million year old fossil, are seen in the Seckenberg Museum in Frankfurt, central Germany, Friday, Jan. 29, 2010. "Ida" which has a length of 24 cm (](https://c8.alamy.com/comp/2NEDDXG/one-part-of-ida-a-47-million-year-old-fossil-are-seen-in-the-seckenberg-museum-in-frankfurt-central-germany-friday-jan-29-2010-ida-which-has-a-length-of-24-cm-94-inch-without-tail-was-found-25-years-ago-in-the-messel-pit-near-darmstadt-central-germany-by-hobby-archaeologists-scientists-believe-that-primate-fossil-could-be-one-of-our-earliest-ancestors-she-is-a-remarkable-link-between-the-first-primates-and-modern-humans-ap-photomichael-probst-2NEDDXG.jpg)