With its deeply embedded roots, sturdy trunk and dense profusion of branches, the Tree of Life is a structure of nearly unfathomable complexity and beauty. While major strides have been made to establish the evolutionary ...
Evolution
Nov 6, 2012
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University of Pennsylvania evolutionary biologists have resolved a long-standing paleontological problem by reconciling the fossil record of species diversity with modern DNA samples.
Evolution
Sep 19, 2011
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Fishes account for over half of vertebrate species, but while groups such as mammals, birds and reptiles have been fairly well understood by scientists for decades, knowledge about relationships among many types of fishes ...
Plants & Animals
Apr 19, 2013
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(PhysOrg.com) -- UConn researchers have shown that genetic similarity may come from preferential gene sharing rather than shared ancestry.
Cell & Microbiology
May 18, 2010
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(PhysOrg.com) -- Contrary to what most people may think, the speciation rates of plants are not linked to the first development of a novel physical trait or mechanism. New international research shows that plants fiddle around ...
Evolution
May 13, 2011
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Jeanne Romero-Severson, associate professor of biological sciences at the University of Notre Dame, and her collaborators, are tracking the evolution of the live oaks of eastern North America, seeking to understand how the ...
Environment
Jul 24, 2012
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Snails, mussels, squids – as different as they may look, they do have something in common: they all belong to the phylum Mollusca, also called molluscs. An international team of researchers headed by Kevin Kocot and ...
Plants & Animals
Sep 21, 2011
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(Phys.org)—Many species of fruit fly lack the ability to adapt effectively to predicted increases in global temperatures and may face extinction in the near future, according to new research.
Plants & Animals
Sep 18, 2012
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Diets of snakes from a temperate region in South America may depend more on phylogeny (ancestry) than ecology, according to a study published May 6, 2015 in the open-access journal PLOS ONE by Gisela Bellini from Instituto ...
Plants & Animals
May 6, 2015
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Just as a company creates new, better versions of a product to increase market share and pad its bottom line, an international team of researchers led by Brown University has found that plants tinker with their design and ...
Plants & Animals
Mar 29, 2011
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