Undergraduate Program :: URAP (Undergraduate Research Assistantship Program)

Research projects in the
Department of Zoology

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Research Projects in the Department of Zoology

1) Polyandry in the Horseshoe Crab, Limulus polyphemus
Contact: Dr. Sheri Johnson, slj@zoo.ufl.edu
Faculty Supervisor: Dr. Sheri Johnson

The Brockmann Lab is currently looking for undergraduate volunteers to assist with laboratory and/or field work for a project examining the costs/benefits of multiple mating in horseshoe crabs.  Lab work will consist of rearing horseshoe crab offspring and/or genetic work for paternity analysis. Field work is conducted at the UF field station on Seahorse Key (an island 3 miles off Cedar Key). Field work will involve behavioral observations, mating observations, digging and counting eggs, tagging and measuring adult horseshoe crabs. Volunteers must be willing to dedicate at least 3 hours per week in the laboratory and/or full weekends in the field.  Preference will be given to students who are willing to take part in both laboratory and field work. Please contact Sheri Johnson for more information.

2) Bibliography of crocodilian biology
Contact: Kent Vliet,
kent.vliet@zoo.ufl.edu, Carr Hall B-15
Faculty Supervisor: Dr. Kent Vliet

I am working on an extensive bibliography of crocodilian biology. I need assistance in library work and data base entry of reference material. Assistants will also have some opportunity to work with captive collections of crocodilians at the St. Augustine Alligator Farm.

 3) Ornithological collections-based research
Contact: Natalie Wright, natrun@ufl.edu
Website: http://www.zoology.ufl.edu/personal/grad/natrun/research/research.html
Faculty supervisor: Dr. David Steadman

Project description: I am looking for several motivated undergraduate students to conduct research projects using the Florida Museum of Natural History's bird collection.  This collection is an amazing resource, with specimens of skins, skeletons, eggs/nests, and sound recordings, and can be used for a variety of research projects.  Students will be taught skills such as specimen preparation, bone identification, species identification, and avian taxonomy.  Once these skills are mastered, students will chose to either assist in an ongoing project or design a research project of their own.  Currently ongoing research projects include investigating avian adaptations to island life, identifying bones from fossil and archaeological sites, and analyzing intraspecific variation in songs.  No previous research experience is required, but the ability to invest 8 hours a week, a positive attitude, and an enthusiasm for learning are necessary.  Please email Natalie Wright at natrun@ufl.edu for more information.

 4) The effects of animal movement on community structure and nutrient and energy flow
Contact: Andrew Hein, amhein@ufl.edu
Faculty Supervisor: Dr. Jamie Gillooly

I am looking for undergraduate volunteers who want to get involved in ecological research. I study how animal movement affects the local composition of animal communities and the flow of energy and nutrients among habitats. I use aquatic insect communities in northern Florida as a model for understanding these processes. I am currently conducting field experiments at the Ordway Swisher Biological Station (35 minutes from UF campus). This study 1) examines whether movement of insects and zooplankton across the landscape creates predictable patterns of community structure along an isolation gradient 2) attempts to measure the amount of energy and materials moved across the landscape by mobile insects and zooplankton. Initially, I am looking for undergraduate assistants to help with collection and observations in the field and with invertebrate identification in the lab. This work will take place in the fall of 2008 and spring 2009. Research assistants that display a high level of interest in the project will have the opportunity to develop their own complementary projects. 

5) Abundance, distribution, and diversity of tropical forest animals and trees in the Republic of Congo
Contact: Connie Clark, cclark@zoo.ufl.edu or John Poulsen, jpoulsen@zoo.ufl.edu
Faculty Supervisor: Dr. Doug Levey

Our research program broadly examines the processes that determine the abundance, distribution, and diversity of tropical forest animals and trees in the Republic of Congo.  We have ongoing studies on specific subjects such as:  1) the role of seed dispersal, herbivory, and seed predation in generating community patterns of seedling and tree distribution, 2) the factors that limit or promote seedling regeneration, 3) the relative roles of seed and establishment limitation to plant population abundance an plant community structure, and 5) the effects of disturbance (particularly logging and hunting) on animal abundance (approximately 40 species) and ecological processes.   We are currently looking for two motivated, flexible, and hard-working undergraduate research assistants to assist in this research.   We prefer a commitment of 2 semesters, but are open to less.   Initially, most of the assistants time will be spent analyzing digital photos to quantify the strength of herbivory on tropical seedling communities.  However, additional tasks may include some data entry, verification and database management.  Research assistants that demonstrate a high level of performance could potentially use the herbivory data for an undergraduate thesis and be involved in the publication of a manuscript

 6) Ecology of modern and ancient forests
Contact: Larisa Grawe DeSantis, lgrawe@ufl.edu
Faculty Supervisor: Dr. Bruce MacFadden

My research focuses on understanding both modern and ancient forest ecology, primarily studying extinct and extant mammals.  I am looking for a highly motivated and responsible individual who is interested in assisting with various research projects.  Primary responsibilities include helping prepare modern tree leaves for isotope analyses.  Extreme care and patience is required; however, no prior laboratory experience is necessary.  Other duties include some literature review, and the opportunity to help prepare and clean fossil vertebrates.  During the spring semester, opportunities to help measure, photograph, and describe fossil vertebrates may be available.  Students should plan on committing ~5 hours per week.  All inquiries should be sent to Larisa Grawe DeSantis.

7) Communicating science to the public
Contact: Larisa Grawe DeSantis, lgrawe@ufl.edu
Faculty Supervisor: Dr. Bruce MacFadden

I am interested in collaborating with a student who is interested in science education on the development of educational lesson plans and a website.  Knowledge of website development is a huge plus; however, I seek a motivated and creative student with a passion for communicating science to the public.  As a team we will create these resources and opportunities for collaborative publications (on-line, non-peer reviewed, peer-reviewed) are available.  A weekly commitment of ~3-5 hours is necessary.  All inquiries should be sent to Larisa Grawe DeSantis. 

8) Cross-ecosystem linkages of Top-predators on barrier islands
Contact: James C Nifong, ncboy@ufl.edu
Faculty Supervisor: Dr. Brian Silliman

This project’s aim is to determine overall importance of estuarine resources pertaining to terrestrial predators on barrier islands. Barrier islands of the southeastern United States are inhabited by a wide variety of upper trophic level predators, including the American alligator (Alligator mississippiensis), wild hog (Sus scrofa), raccoon (Procyon lotor), Eastern Diamondback rattlesnake (Crotalus adamanteus), and various species of lizards (Plestiodon and Anolis). Surrounding much of the interior side of these barrier islands are coastal marshes dominated by marsh grass (Spartina alterniflora). Within these coastal environments, biomass and growth of associated fauna (e.g. fish, oysters, shrimp, snails) is often directly linked to the productivity of S. alterniflora and salinity gradient of the ecosystem. We are proposing to test the hypothesis that due to cross-system linkages in the form of freshwater subsidies from interior habitats (i.e. small and large islands) and protein from marine animals, populations of the aforementioned predators are able to persist in remarkably high population densities on barrier islands. Within island ecosystems it has been shown that such inputs across system boundaries can have a great impact on the less productive system by increasing the carrying capacity and providing sustenance in an otherwise limited environment.   To describe and outline when these inputs occur and their importance we are collecting tissue samples and gut contents from a variety of organisms inhabiting barrier islands. Data collected will assist in determining organism’s placement within the island or estuarine food-webs. Personnel assisting in this project will be working in the lab analyzing gut contents and processing tissue samples for stable isotope analysis of carbon and nitrogen.

9) Osoregulation in marine and freshwater snakes
Contact: Leslie Babonis,  babonis@zoo.ufl.edu
Faculty supervisor: Dr. David Evans & Dr. Martin Cohn

Broadly, I am interested in the evolution of marine habitat use in reptiles. For my dissertation work I am conducting comparative studies of osmoregulation in several species of marine and freshwater snakes. These studies involve examination of both physiological and developmental correlates of osmoregulation from the level of the whole animal down to tissue and cellular-level comparisons. I will need two undergraduate volunteers to help me with my project beginning ASAP. While I have already completed the majority of the live animal component, I have several tissues to analyze and will need enthusiastic and dedicated individuals to help. Major responsibilities will include: preparing tissue samples for analysis, carrying out laboratory techniques (you will learn histology, immunohistochemistry, western blotting, and/or molecular biology), and participating in collecting trips, should the need to collect more animals arise. Interested individuals should plan to commit a minimum of 6 hours per week (preferably in one or two blocks); those who demonstrate dedication to the work will have opportunities for independent projects. For more information, please contact: Leslie S. Babonis (babonis@zoo.ufl.edu).

10) Ant diversity in experimental landscapes
Contact: Julian Resasco, jresasco@ufl.edu
Faculty supervisor: Dr. Doug Levey

I am interested in the effects of habitat corridors on biodiversity.  I am looking for a motivated undergraduate assistant to help me with sorting and identifying ants and other arthropods from pitfall traps.  These samples were collected from experimental landscapes at Savannah River Site, SC.  There may also be opportunities for field work, independent projects, and publication.  This position would be a good opportunity for students interested in community ecology, landscape ecology or entomology.

11) How do Cuban tree frogs jump so far?
Contact: Dr. Tonia Hsieh, sthsieh@zoology.ufl.edu
Faculty supervisor: Dr. Tonia Hsieh

Cuban tree frogs, a common tree frog introduced to Florida, is one of nature’s best vertebrate leapers, able to leap more than 15 body lengths in one bound. How they are able to do so remains a mystery. One hypothesis is that these frogs have a built-in catch and release mechanism – much like that found in a catapult – permitting energy storage and explosive energy release. I have been testing this hypothesis by measuring the forces produced by jumping Cuban tree frogs and simultaneously quantifying their hindlimb movements during high-powered jumps. Volunteers are required to aid with the data analysis of this project, which will require digitizing motion video of jumping frogs, and visualizing these data in three-dimensional motion reconstruction and analysis software. A minimum 6 hour per week commitment is required. No experience is necessary, but attention to detail and comfort with computers are necessary. An interest in programming and some background in physics are not essential, but would be helpful for rapid start-up. Potential for transitioning into independent lab research exists for motivated participants.

12) Balancing beams and running lizards
Contact: Dr. Tonia Hsieh, sthsieh@zoology.ufl.edu
Faculty supervisor: Dr. Tonia Hsieh

Anole lizards, such as those found all over the UF campus, are extraordinarily diverse in body shape and habitat choice. Interestingly, previous research has shown a surprisingly tight pattern between body proportions and environmental characteristics in which particular species are found. Volunteers are needed to aid in the motion analyses of anole lizards’ limb and body movements as they run across surfaces of different diameters. Husbandry duties, such as cleaning cages and feeding and watering lizards, may be required. A minimum 6 hour per week commitment is required. No prior experience is necessary, but attention to detail and comfort with handling lizards and working with computers are a must. Potential exists for motivated and creative volunteers to transition into self-driven lab research.

13) Database compilation for American alligator research
Contact: Nicole Botteri, nbotteri@zoo.ufl.edu
Faculty supervisor: Dr. Louis J. Guillette, Jr.

Broadly, the Guillette Lab studies the reproductive and endocrine systems of vertebrates and how environmental contaminants can perturb these systems.  Much of our research involves rearing animals under laboratory conditions, and therefore it is necessary to regulate abiotic factors such as temperature and light.  We are looking for a motivated undergraduate researcher to help assist in compiling a database consisting of abiotic data on laboratory conditions and morphometric data on the American alligator for three separate projects.  Additional tasks include animal husbandry of laboratory animals.  The researcher must have good organizational skills and basic computer skills, including experience in Microsoft Excel.  Additionally, the researcher must be flexible and willing to devote 10 hours/week (potentially over the weekend). The potential exists for a motivated and hard-working student to develop his/her own project.

Zoology research projects in other departments


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