Tag Archive: biology RSS

Florida Lizards Evolve Rapidly, Within 15 Years and 20 Generations

Florida Lizards Evolve Rapidly, Within 15 Years and 20 Generations

AUSTIN, Texas — Scientists working on islands in Florida have documented the rapid evolution of a native lizard species — in as little as 15 years — as a result of pressure from an invading lizard species, introduced from Cuba.

Researchers Reveal How Electric Fish Evolved Their Shocking Skills Independently at Six Different Times

Researchers Reveal How Electric Fish Evolved Their Shocking Skills Independently at Six Different Times

AUSTIN, Texas — New research demonstrates that the six electric fish lineages, all of which evolved independently, used essentially the same genes and developmental and cellular pathways to make an electricity-generating organ for defense, predation, navigation and communication.

Texas May Be Feeding its Red Drum Fish More Than They Need, Say Researchers

Texas May Be Feeding its Red Drum Fish More Than They Need, Say Researchers

Marine scientists have answered a basic question about red drum fish and their eggs that may eventually help save the state of Texas a lot of money in hatcheries management and make fish farming more environmentally friendly.

Researchers Discover a New Way Fish Camouflage Themselves in the Ocean

The discovery could someday lead to the development of new camouflage materials for use in the ocean.

Invasive Crazy Ants Are Displacing Fire Ants, Researchers Find

Invasive Crazy Ants Are Displacing Fire Ants, Researchers Find

The ecologically dominant crazy ants are reducing diversity and abundance across a range of ant and arthropod species.

Scientists Cage Dead Zebras in Africa to Understand the Spread of Anthrax

Scientists Cage Dead Zebras in Africa to Understand the Spread of Anthrax

Infected zebra were left where they died but protected by electrified cage exclosures.

The Texas Longhorn Genome Decoded

The Longhorn's history traces back through Christopher Columbus’ second voyage to the New World and the Moorish invasion of Spain.

Engineered Immune Cells Resist Infection from HIV and Could Ultimately Replace Drug Therapy

Engineered Immune Cells Resist Infection from HIV and Could Ultimately Replace Drug Therapy

Researchers cut and pasted a series of HIV-resistant genes into T cells, specialized immune cells targeted by the virus.

Chagas Disease May Be a Threat in South Texas, Says Researcher

Chagas Disease May Be a Threat in South Texas, Says Researcher

Chagas disease, a tropical parasitic disease that can lead to life-threatening heart and digestive disorders, may be more widespread in Texas than previously thought, according to research from The University of Texas at Austin.

Border Fences Pose Threats to Wildlife on U.S.-Mexico Border, Study Shows

Border Fences Pose Threats to Wildlife on U.S.-Mexico Border, Study Shows

Current and proposed border fences pose significant threats to wildlife populations, with those animals living in border regions along the Texas Gulf and California coasts showing some of the greatest vulnerability, a new study from The University of Texas at Austin shows.