What Do Bullfrogs Eat?
What is inside an invasive frog? Bullfrog diet of the Mora River
Bullfrog Diet: Percent of Stomach Contents, 2012
were introduced in northern New Mexico in the 1940s and are now considered an . In this study, researchers are trying to find out how the presence of bullfrogs impacts like the Bullfrogs can have a significant detrimental impact on native species through direct , competition for resources, and as reservoirs for disease such as the .
This study was started in February 2012 when researchers identified two stretches of the Mora River. One is the experimental area where the bullfrogs wereusing different methods; the other is the control area where the bullfrog population was left undisturbed. Researchers analyzed the stomach contents of 268 adult bullfrogs found in the experimental area.
Jesús Rivas, Steven A. Salinas, Micah Daboub, Justin Saíz, Robert E. Ortega, Adrian Carter,, New Mexico, USA
Rio Mora at Wind River Ranch
Students enrolled in Dr. Rivas' Field Biology 494/594 course participated in this on-going bullfrog research. Dr. Jesus Rivas is a biology professor at New Mexico Highlands University. Dr. Rivas is a Venezuelan-born wildlife biologist with an international reputation for his anaconda research that spans 19 years. He founded the Anaconda Project in 1992 and published his doctoral dissertation, The Life History of the Green Anaconda, in 2000. He earned his Ph.D. from the University of Tennessee.
2. What is surprising about the diet of a bullfrog?
4. How would you characterize the diet of a bullfrog?
6. Crayfish are not native to the Rio Mora but they are now very abundant. In what way do you think that the bullfrog eradication will impact the Crayfish population?
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