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From the College of Natural Sciences

Evolution of complex calls and unusual male vocal cords in túngara frogs

AUSTIN, Texas--Male tropical túngara frogs have evolved masses on their vocal cords that help them woo females with complex calls, show scientists working at the Smithsonian Tropical Research Institute (STRI) in Panama. Dr. Mike Ryan, Clark Hubbs Regents Professor of integrative biology at The University of Texas at Austin, Dr. Marcos Gridi-Papp, ...
Student scientists create living bacterial photographs

Student scientists create living bacterial photographs

AUSTIN, Texas—Using Petri dishes full of genetically engineered E. coli instead of photo paper, students at The University of Texas at Austin and UCSF successfully created the first-ever bacterial photographs. Their work is published in this week’s issue of Nature (Nov. 24, 2005), which is focused on the emerging field of synthetic biology. The s...