Feature Channels: Evolution and Darwin

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Newswise: Sea snake vision evolved to regain colour
10-Jul-2023 10:10 PM EDT
Sea snake vision evolved to regain colour
University of Adelaide

An international team of scientists examining the genetic history of sea snakes have found that the species has enhanced their colour vision in response to living in brighter and more colourful marine environments.

Released: 11-Jul-2023 3:50 PM EDT
Whale of a debate put to rest
University of Otago

Researchers have finally settled a decades-long dispute about the evolutionary origins of the pygmy right whale.

Newswise: Xerces Blue butterfly genome sequenced, an icon of anthropogenic extinction
Released: 11-Jul-2023 1:20 PM EDT
Xerces Blue butterfly genome sequenced, an icon of anthropogenic extinction
Spanish National Research Council (CSIC)

The Xerces Blue butterfly (Glaucopsyche xerces) was native to the coastal dunes of San Francisco, in the United States. As the city grew, much of the butterfly’s habitat was destroyed and its population was relegated to Golden Gate National Park.

Released: 11-Jul-2023 7:00 AM EDT
Martian meteorites could provide clues about life on the planet
Environmental Molecular Sciences Laboratory - EMSL

EMSL user Kim Tait is using Martian meteorites to determine if the necessary ingredients for life once existed on Mars. Tait explains how these findings could teach us about evolution of life on our own planet.

Released: 10-Jul-2023 2:20 PM EDT
More menu choices: Migrant orangutans learn a lot about food by watching the locals
Universität Leipzig

Orangutans are dependent on their mothers longer than any other non-human animal, nursing until they are at least six years old and living with her for up to three more years, learning how to find, choose, and process the exceedingly varied range of foods they eat.

Released: 6-Jul-2023 5:30 PM EDT
Southernmost crocodile newt record is a threatened new species
Pensoft Publishers

A spectacular crocodile newt from the Central Highlands of Vietnam was just published in the international peer-reviewed open-access academic journal ZooKeys.

Released: 6-Jul-2023 5:10 PM EDT
Why there are no kangaroos in Bali (and no tigers in Australia)
ETH Zürich

If you travel to Bali, you won’t see a cockatoo, but if you go to the neighbouring island of Lombok, you will. The situation is similar with marsupials: Australia is home to numerous marsupial species, such as the kangaroo and the koala. The further west you go, the sparser they become.

Newswise: Testing Yields New Evidence of Human Occupation 18,000 years ago in Oregon
Released: 6-Jul-2023 2:05 PM EDT
Testing Yields New Evidence of Human Occupation 18,000 years ago in Oregon
University of Oregon

University of Oregon archaeologists have found evidence suggesting humans occupied the Rimrock Draw Rockshelter outside of Riley, Oregon more than 18,000 years ago.

   
Newswise: Apex predator of the Cambrian likely sought soft over crunchy prey
Released: 5-Jul-2023 3:30 PM EDT
Apex predator of the Cambrian likely sought soft over crunchy prey
American Museum of Natural History

Biomechanical studies on the arachnid-like front “legs” of an extinct apex predator show that the 2-foot (60-centimeter) marine animal Anomalocaris canadensis was likely much weaker than once assumed. One of the largest animals to live during the Cambrian, it was probably agile and fast, darting after soft prey in the open water rather than pursuing hard-shelled creatures on the ocean floor.

Newswise: 64a34c24caa3e_JavaanChahlandchimp.jpg
Released: 3-Jul-2023 6:05 PM EDT
Serious monkey business: chimpanzee heart check via digital camera
University of South Australia

University of South Australia scientists have found a way to remotely measure the heart rates of chimpanzees using a digital camera and artificial intelligence. It's hoped the contact-free technique will help detect cardiac disease in the species.

Released: 30-Jun-2023 2:40 PM EDT
Scientists designed new enzyme using Antarctic bacteria and computer calculations
Uppsala University

For the first time, researchers have succeeded in predicting how to change the optimum temperature of an enzyme using large computer calculations.

Released: 29-Jun-2023 5:20 PM EDT
Sponges and their microbiome: Interacting for millions of years
Ludwig Maximilians Universität München (Munich)

For a number of years, mounting evidence has shown that the microbiome – the totality of all microorganisms that inhabit a living being – interacts with its host in various ways and can influence key life processes.

Released: 27-Jun-2023 6:50 PM EDT
Newly discovered Jurassic fossils are a Texas first
University of Texas at Austin (UT Austin)

A team led by scientists at The University of Texas at Austin has filled a major gap in the state’s fossil record – describing the first known Jurassic vertebrate fossils in Texas.

Newswise: New study sheds light on the evolution of animals
Released: 27-Jun-2023 6:10 PM EDT
New study sheds light on the evolution of animals
University of Oxford

A study led by the University of Oxford has brought us one step closer to solving a mystery that has puzzled naturalists since Charles Darwin: when did animals first appear in the history of Earth?

Released: 27-Jun-2023 5:10 PM EDT
A jaw-dropping conundrum: Why do mammals have a stiff lower jaw?
University of California, Berkeley

From the 20-foot-long jawbones of the filter-feeding blue whale to the short, but bone-crushing, jaws of the hyena and the delicate chin bones of a human, the pair of lower jawbones characteristic of mammals have evolved with amazing variation.

Newswise:Video Embedded orangutans-can-make-two-sounds-at-the-same-time-similar-to-human-beatboxing-study-finds
VIDEO
22-Jun-2023 1:00 PM EDT
Orangutans can make two sounds at the same time, similar to human beatboxing, study finds
University of Warwick

Orangutans can make two separate sounds simultaneously, much like songbirds or human beatboxers, according to a study led by the University of Warwick.

Newswise: Megalodon shark was warm-blooded, confirm researchers using geochemical technique
Released: 26-Jun-2023 4:05 PM EDT
Megalodon shark was warm-blooded, confirm researchers using geochemical technique
DePaul University

A new study finds that the gigantic prehistoric Megalodon or megatooth shark was warm-blooded. DePaul University paleobiologist Kenshu Shimada sheds light on the physiology of Megalodon and reveals new clues about how climate change may have led to the shark’s demise.

Released: 26-Jun-2023 4:00 PM EDT
Headlines involving the fascinating (and perilous) world of oceanography and marine biology can be viewed on the Marine Science channel
Newswise

The recent tragic loss of the Titan submersible in the depths of the North Atlantic has brought the fascinating (and very dangerous) world of Oceanography and Marine Science to the forefront. Below are some recent stories that have been added to the Marine Science channel on Newswise, including expert commentary on the Titan submersible.

       
Newswise: Humans’ evolutionary relatives butchered one another 1.45 million years ago
Released: 26-Jun-2023 3:35 PM EDT
Humans’ evolutionary relatives butchered one another 1.45 million years ago
Smithsonian Institution

Researchers from the Smithsonian’s National Museum of Natural History have identified the oldest decisive evidence of humans’ close evolutionary relatives butchering and likely eating one another.

Released: 23-Jun-2023 4:05 PM EDT
A new species of early toothed whale
PeerJ

Have you ever wondered what the earliest ancestors of today’s dolphins looked like? Then look no further, meet Olympicetus thalassodon, a new species of early odontocete, or toothed whale, that swam along the North Pacific coastline around 28 million years ago.



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