Calling: Earth.

                      Jen Bright, an Assistant Professor in the USF School of Geosciences, discusses her and her colleagues' research into the relationship between modern bird beak shapes and their feeding preferences: https://works.bepress.com/jen-bright/ Mark My Bird: https://www.markmybird.org/ Follow Jen on Twitter: @beekgeak Calling: Earth is a production of the USF Libraries in cooperation with the USF School of Geosciences. Questions, comments, and any other feedback can be directed to callingearth@usf.edu.