Home  |  Top News  |  Most Popular  |  Video  |  Multimedia  |  News Feeds  |  Feedback
  Medicine  |  Nature & Earth  |  Biology  |  Technology & Engineering  |  Space & Planetary  |  Psychology  |  Physics & Chemistry  |  Economics  |  Archaeology
Top > Biology >

A New Theory Emerges for Where Some Fish Became 4-limbed Creatures

Published: December 28, 2011.
Released by University of Oregon  

A small fish crawling on stumpy limbs from a shrinking desert pond is an icon of can-do spirit, emblematic of a leading theory for the evolutionary transition between fish and amphibians. This theorized image of such a drastic adaptation to changing environmental conditions, however, may, itself, be evolving into a new picture.

Full Story »

More news from University of Oregon

Case of Guatemalans at Iowa Plant Reflects Desperation Amid Globalization
EUGENE, Ore. -- (May 21, 2015) -- Many undocumented workers from Latin America risk migrating to the United States to take jobs in which they will be exploited because they are fleeing from desperate situations and see opportunities to help their families.

Oregon Scientists Say Preparing Foster Kids for School Lessens Impact of Moves
EUGENE, Ore. -- (May 19, 2015) -- A new study clarifies the impact of school moves experienced by children in foster care but also points to how to limit the damage, say researchers of the University of Oregon and the nonprofit Oregon Social Learning Center.

Explosive Volcanoes Fueled by Water, Say Oregon Researchers
EUGENE, Ore. -- (May 6, 2015) -- University of Oregon geologists have tapped water in surface rocks to show how magma forms deep underground and produces explosive volcanoes in the Cascade Range.

Pitch for Support, in Spanish And Offering Recognition, Scores for Nonprofit
EUGENE, Ore. -- May 4, 2015 -- Messaging matters, and tailoring communications to resonate with a target audience can pay off for a nonprofit organization seeking new support. Such thinking is not new, but its use in a cross-cultural effort on behalf of a nonprofit childcare provider in Los Angeles harvested a large positive response, reports a University of Oregon researcher in the journal Nonprofit and Voluntary Sector Quarterly.

Young Adults Born Preterm May Live with Lungs of Elderly, Study Finds
EUGENE, Ore. -- Adult survivors of preterm births may have a lung capacity that resembles the healthy elderly or casual smokers by the time they reach their early 20s, according to a University of Oregon study. The study, led by Andrew T. Lovering, a professor of human physiology, compared the lung function of adults born after fewer than 32 weeks to adults born full-term. It was published in the December issue of the Annals of the American Thoracic Society.

Brain Balances Perception And Action When Caught in an Illusion
EUGENE, Ore. -- (April 27, 2015) -- Two wrongs can make a right, at least in the world of visual perception and motor functioning, according to two University of Oregon brain scientists. In a two-experiment study, published last month in the journal Frontiers in Human Neuroscience, UO neuroscientists Paul Dassonville and Scott A. Reed used eye-tracker technology in a dark laboratory to test a developing theory about how the brain determines the locations of nearby objects.

University of Oregon Team Glimpses How the Brain Transforms Sound
EUGENE, Ore. -- When people hear the sound of footsteps or the drilling of a woodpecker, the rhythmic structure of the sounds is striking, says Michael Wehr, a professor of psychology at the University of Oregon.

Oregon Study: Consequences of Driving Drunk Are Paying Off
EUGENE, Ore. -- (April 6, 2015) -- Punishments for drivers whose blood alcohol content is measured above legal thresholds for impairment have reduced the likelihood of repeat offenses, says a University of Oregon economist.

Related »


Ancient Australian Fossils Were on Land, Not at Sea, Geologist Proposes
Fossil of Multicellular Life Moves Evolutionary Needle Back 60 Million Years
A Virginia Tech geobiologist with collaborators from the Chinese Academy of Sciences have found evidence in the fossil record …
Greening of the Earth Pushed Way Back in Time
EUGENE, Ore. -- (July 22, 2013) -- Conventional scientific wisdom has it that plants and other creatures have only …
Discovery of a Complex, Multicellular Life from over Two Billion Years Ago
The discovery in Gabon of more than 250 fossils in an excellent state of conservation has provided proof, for …
Chinese And American Scientists Review Early Evolution of Eukaryotic Multicellularity
The ascent of multi-celled life or multicellularity is a major evolutionary transition. Multicellularity evolved independently at least 25 times …
MU Researchers Find Rare Fossilized Embryos More Than 500 Million Years Old
COLUMBIA, Mo. – The Cambrian Period is a time when most phyla of marine invertebrates first appeared in the …

550-million-year-old Fossils Provide New Clues About Fossil Formation
Oldest Fossils of Large Seaweeds, Possible Animals Tell Story About Oxygen in an Ancient Ocean
Almost 600 million years ago, before the rampant evolution of diverse life forms known as the Cambrian explosion, a …
More » 
© Newsline Group  |  About  |  Privacy Policy  |  Feedback  |  Mobile