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Edward Hitchcock's fold-out paleontological chart in his 1840 Elementary Geology. Although tree-like diagrams have long been used to organise knowledge, and although branching diagrams known as claves ("keys") were omnipresent in eighteenth-century natural history, it appears that the earliest tree diagram of natural order was the 1801 "Arbre botanique" (Botanical Tree) of the French ...
Life history theory (LHT) is an analytical framework [1] designed to study the diversity of life history strategies used by different organisms throughout the world, as well as the causes and results of the variation in their life cycles. [2]
The timeline of the evolutionary history of life represents the current scientific theory outlining the major events during the development of life on planet Earth.Dates in this article are consensus estimates based on scientific evidence, mainly fossils.
The history of life on Earth traces the processes by which living and extinct organisms evolved, from the earliest emergence of life to the present day. Earth formed about 4.5 billion years ago (abbreviated as Ga, for gigaannum) and evidence suggests that life emerged prior to 3.7 Ga. [1] [2] [3] The similarities among all known present-day species indicate that they have diverged through the ...
It was originally published in hardcover in Great Britain by HarperCollins Publishers, under the title Life: An Unauthorised Biography. Fortey used this book to explain how life has evolved over the last four billion years. He discusses evolution, biology, the origin of life, and paleontology.
Darwin's coral diagrams from his Notebook B. In biological context, the 'coral of life' as a metaphor is almost as old as the 'tree of life'. After returning from his voyage around the world, Darwin suggested in his notebooks that: The tree of life should perhaps be called the coral of life, base of branches dead; so that passages cannot be seen
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Example of a family tree. Reading left to right Lucas Grey is the father of three children, the grandfather of five grandchildren and the great-grandfather of three siblings Joseph, John and Laura Wetter.