Systematic Biology is the bimonthly journal of the Society of Systematic Biologists. Papers for the journal are original contributions to the theory, principles, and methods of systematics as well as phylogeny, evolution, morphology, biogeography, paleontology, genetics, and the classification of all living things. A Points of View section offers a forum for discussion, while book reviews and announcements of general interest are also featured.
Crabs are unique and continuously evolving animals, often moving their lifestyles out of marine environments for other environments to do so. The most popular food species can be fully marine (snow crab) or estuarine (Maryland ...
Evolution
Nov 6, 2023
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217
The brushtail possum asked the sugar glider, "Are we related?" For many years, science answered "No". For a long time, genetic data provided evidence that the Australasian possums, the Phalangeroidea (including the brushtail ...
Evolution
Aug 18, 2022
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16
A comprehensive new genetic and statistical study from researchers at the University of Kansas reveals that two groups of scrub jays—one in Mexico and one in Texas—deserve status as independent species. The paper, appearing ...
Evolution
Jul 13, 2022
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343
Despite their reputation as living fossils, scorpions have remained evolutionarily nimble—especially in developing venom to fend off the rise of mammal predators. A new genetic analysis of scorpions' toxin-making reveals ...
Plants & Animals
Mar 28, 2022
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180
In a new study that appeared in the renowned journal Systematic Biology, scientists of Ghent University (Belgium), and the University of Basel (Switzerland) have examined the evolution of waterfleas using state-of-the-art ...
Evolution
Dec 28, 2021
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17
Many lizards are phenomenal climbers. Their sharp, curved claws are ideal for clinging to tree trunks, rocks and other rough surfaces. However, in the precarious world of tree tops—filled with slippery leaves and unstable ...
Plants & Animals
Aug 5, 2021
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611
The unusual breeding history of the Earth's largest living lizard—the Komodo dragon—has been laid bare in a new study from The Australian National University.
Plants & Animals
Mar 2, 2021
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457
With their exuberant colors, fiery personalities and captivating courtship displays, the fairy wrasses are one of the most beloved coral reef fish. Despite this, the evolutionary history of its genus was not well understood—until ...
Plants & Animals
Mar 1, 2021
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155
Pythons first arrived in Australia from Asia around 23 million years ago and then adapted to their new home by becoming incredibly diverse, according to new research from The Australian National University (ANU).
Plants & Animals
Dec 3, 2020
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25
Some male butterflies go to extreme lengths to ensure their paternity—sealing their mate's genitalia with a waxy "chastity belt" to prevent future liaisons. But female butterflies can fight back by evolving larger or more ...
Plants & Animals
Sep 3, 2020
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142
