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Evolution news
3D models show dolphins already used narrow-band sound waves for orientation 5 million years ago
Senckenberg researcher Dr. Rachel Racicot and her former student Joyce Sanks from Vanderbilt University have examined the inner ear of the extinct dolphin genus Parapontoporia. In their study, published in the journal The ...
Evolution
Jul 26, 2024
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118
Ancient DNA analyses imply brucellosis pathogen evolved with development of farming
Scientists analyzed ancient DNA extracted from an 8,000-year-old sheep bone and detected the Brucella melitensis pathogen. Brucellosis affects millions of people every year and causes significant harm to the welfare of livestock.
Evolution
Jul 26, 2024
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Invasive, blood-sucking fish 'may hold the key to understanding where we came from,' say biologists
One of just two vertebrates without a jaw, sea lampreys that are wreaking havoc in Midwestern fisheries are simultaneously helping scientists understand the origins of two important stem cells that drove the evolution of ...
Plants & Animals
Jul 26, 2024
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Scientists figure out why there are so many colorful birds in the tropics and how these colors spread over time
The color palette of the birds you see out your window depends on where you live. If you're far from the Equator, most birds tend to have drab colors, but the closer you are to the tropics, you'll probably see more and more ...
Evolution
Jul 26, 2024
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60
A soft needle in an oceanic haystack: Scientists discover a new species of chordate
The Cambrian fossil record indicates that most animal phyla had diversified and inhabited the Earth's oceans approximately 518 million years ago. But even though chordates—the group that includes vertebrates like humans—were ...
Evolution
Jul 25, 2024
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108
Size doesn't matter for mammals with more complex brains, according to new study
Mammals that have evolved more developed brains tend to have a smaller size difference between males and females of that species, according to new research led by the University of Bath and published in Nature Communications.
Plants & Animals
Jul 25, 2024
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Does fertility affect a woman's body odor? Study finds no evidence
Who we choose as a partner depends in part on who we find attractive on the outside. Scientists have long wondered whether potential partners can also sense a woman's fertility, for example through subtle changes in her body ...
Plants & Animals
Jul 25, 2024
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Isle of Skye discovery suggests ancient mammals had longer lifespans than modern counterparts
A team of paleontologists and natural science specialists from the U.K., the U.S. and France reports that ancient fossil evidence uncovered on Scotland's Isle of Skye suggests small mammals living millions of years ago may ...
Bat evolution study supports gliding-to-flying hypothesis
In new research published in PeerJ, researchers from the University of Washington, University of Texas at Austin and Oregon Institute of Technology, led by undergraduate student Abby Burtner, have advanced our understanding ...
Plants & Animals
Jul 25, 2024
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Ancient marine animal had inventive past despite being represented by few species, new study finds
Brachiopods were evolving in new directions but this did not become an evolutionary success in terms of the numbers of species, researchers at the University of Bristol, the Open University, and the China University of Geosciences ...
Evolution
Jul 25, 2024
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When searching for light and a mate in the deep, dark sea, male dragonfish grow larger eyes, scientists discover
A small but ferocious predator, the male dragonfish will apparently do anything for love. Or at least to find a mate. A study by researchers at Boston College found that the eyes of the male dragonfish grow larger for mate-seeking ...
Plants & Animals
Jul 23, 2024
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Taco-shaped arthropod fossils give new insights into the history of the first mandibulates
A new study, led by paleontologists at the Royal Ontario Museum (ROM) is helping resolve the evolution and ecology of Odaraia, a taco-shaped marine animal that lived during the Cambrian period.
Evolution
Jul 23, 2024
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169
Study shows egg-laying mammals are unique, inside and out
The identification of a key gene in monotremes has increased our understanding of why the stomachs of platypuses and echidnas are atypically small, non-acidic, and, in the instance of platypuses, lack a pyloric sphincter.
Plants & Animals
Jul 23, 2024
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Researchers elucidate biogeographic context of human evolution in East African Rift System
Ignacio A. Lazagabaster, a Ramón y Cajal researcher at the Centro Nacional de Investigación sobre la Evolución Humana (CENIEH), is part of the international team that has published a study of the biogeographic context ...
Evolution
Jul 23, 2024
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Killifish can adjust their egg-laying habits in response to predators, study shows
Some species of fish can change their egg-laying habits in response to predators in the area in order to survive, according to new research from The University of Texas at Arlington.
Evolution
Jul 19, 2024
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Research team reconstructs evolutionary history and biological adaptation of Han Chinese people on the Mongolian Plateau
A Chinese research team analyzed 5,583 modern and ancient individuals from an integrated genomic dataset to reconstruct the population evolutionary history and biological adaptation of the Han Chinese population across the ...
Evolution
Jul 19, 2024
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Of ants and trees: 'Evolutionary déjà vu' in the tropical rainforest
Ants are famous for their regimented and complex social behaviors. In the tropics, they are also famous for forming mutualisms with plants. Certain species of trees have conspicuous hollow swellings that house ants, often ...
Evolution
Jul 18, 2024
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121
Using AI to scrutinize and validate theories on animal evolution
By harnessing the power of machine learning, researchers have constructed a framework for analyzing what factors most significantly contribute to a species' genetic diversity.
Evolution
Jul 18, 2024
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110
Anatomical study of the mudskipper reveals their adaptations to walking on land
Okinawa's mangrove forests are home to many animal species, from crabs to kingfishers; they host a diverse ecosystem teeming with life. Among the quirkier residents living there is "Minami-Tobihaze"—the barred mudskipper.
Plants & Animals
Jul 18, 2024
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Unlocking the genetic code of Amur grape: Insights into plant cold tolerance and evolution
The Amur grape, indigenous to eastern Asia, is known for its remarkable cold tolerance, able to withstand temperatures as low as -40°C. Despite its significant potential for breeding and agricultural applications, the absence ...
Evolution
Jul 18, 2024
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More news
Study finds facially expressive primates make better leaders
Study elucidates taxonomy and habit evolution of Ainsliaea genus
Other news
Spacecraft to swing by Earth, moon on path to Jupiter
Two shark species documented in Puget Sound for first time
New process uses light and enzymes to create greener chemicals
New clam species discovered in South Africa's kelp forest
Raman spectroscopy offers new insights into ionic liquid acidity
New interaction network in endocytosis process discovered
Brain size riddle solved as humans exceed evolutionary trend
An out-of-Africa story hiding in our DNA
How a warming Arctic is accelerating global climate change
ATLAS probes uncharted territory with LHC Run 3 data
