Скачать или смотреть Ethiopia's Ancient Human Ancestors: Two Australopithecus Species Co-Existing 3.4 Million Years Ago

Uncover the fascinating story of human evolution in Ethiopia's Afar Rift. In this video, we explore the discovery of two hominin species, Australopithecus deyiremeda and Australopithecus afarensis, living side by side 3.4 million years ago.
The Burtele Foot Discovery:
Learn about the 2009 finding of eight foot bones in 3.4-million-year-old sediments, named the Burtele foot.
Understand why this discovery was initially challenging to classify due to the lack of cranial elements.
Two Species, Different Traits:
Australopithecus deyiremeda had a more primitive foot with an opposable big toe, ideal for climbing.
Australopithecus afarensis, or Lucy's species, had a fully bipedal gait with an adducted big toe.
Dietary Insights:
Isotope analysis of teeth reveals dietary differences. Australopithecus deyiremeda favored C3 resources, while Lucy's species had a mixed C3 and C4 diet.
This suggests that these early human ancestors had diverse food sources and adaptations.
Growing Up Australopithecus:
The discovery of a juvenile jaw provides insights into the growth patterns of these early hominins.
Despite anatomical differences, their growth patterns were surprisingly similar to modern apes and other early australopiths.
This video delves into the research published in Nature, offering a comprehensive look at these ancient human ancestors and their co-existence in Ethiopia's paleontological treasure trove, Woranso-Mille.