Search results
Results from the WOW.Com Content Network
The tree of life or universal tree of life is a metaphor, conceptual model, and research tool used to explore the evolution of life and describe the relationships between organisms, both living and extinct, as described in a famous passage in Charles Darwin's On the Origin of Species (1859). [1]
Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Donate
Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Donate
English: The only illustration in Charles Darwin's 1859 On the Origin of Species, showing the divergence of species. Caption: Diagram of Divergence of Taxa. The letters A–L represent distinct descents. Each horizontal line represents 1000 generations. Descent A has 3 existent species after 10000 generations.
The exact relationships of the three domains are still being debated, as is the position of the root of the tree. It has also been suggested that due to lateral gene transfer, a tree may not be the best representation of the genetic relationships of all organisms. (Replacing en:Image:Tree_of_life.jpg) Original creator User:Samsara.
Priceless notebooks belonging to Charles Darwin have been mysteriously returned to Cambridge University more than 20 years after they went missing.
The presenter, David Attenborough, outlines the development of the theory by Darwin through his observations of animals and plants in nature and in the domesticated state, visiting sites important in Darwin's own life, including Down House, Cambridge University and the Natural History Museum, and using archive footage from Attenborough's many ...
The illustration is part of a section of text and images commissioned by Time-Life Books for the Early Man volume (1965) of the Life Nature Library, by F. Clark Howell. [4] The illustration is a foldout entitled "The Road to Homo Sapiens". It shows a sequence of figures, drawn by natural history painter and muralist Rudolph Zallinger (1919 ...