Paid Research Internships – Ecology and Evolutionary BiologyResearch interns are needed to assist in a multi-disciplinary,multi-investigator, experimental study of the evolution of speciesinteractions in Trinidad, West Indies. The research is led by ProfessorsDavid Reznick (University of California, Riverside), Joseph Travis(Florida State University), Tim Coulson (University of Oxford), and RonBassar (Auburn University).  We seek to integrate multiple biologicalfields for the study of these interactions in experimental populationsof guppies and killifish in Trinidad. Duties include assisting inmonthly censuses of guppy and killifish populations in montane streamsand helping to execute experiments in on-site artificial streams. Themonthly censuses include long hours in the field and laboratory.Interns will be required to spend a minimum of 3 months in Trinidad,with possibility of extension. There are potential start dates in April2023 and every month thereafter until September 2024. We will pay amonthly stipend, cover travel, living expenses, and provide housing.Qualifications: We seek interns who are entertaining the possibilityof pursuing graduate studies in some area of ecology and evolutionand who wish to gain some additional field research experience beforedoing so.  Research will take place in semi-remote areas of Trinidad,sometimes under bad weather conditions. Applicants must be able to liveand work well with others. Research will involve carrying heavy packsover slippery and steep terrain. Applicants must be in good physicalcondition and be able to meet the demands of field research under theseconditions. Ability to drive a standard transmission vehicle is desirablebut not required. Applicants with first-aid/first responder training,skills in automobile maintenance, and construction skills are highlydesirable. Please address these skills when applying.Please see our website <;data=05%7C01%7C%7C2e953d53b8fa41cfbf0708dabaf6e408%7C17f1a87e2a254eaab9df9d439034b080%7C0%7C0%7C638027866807108438%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&amp;sdata=Ujoutvk2wkCXqe1fTtyNlK7xa6WtZdiAvjlWDC5l8YA%3D&amp;reserved=0> for moreinformation on the project and access to reprints.  Be sure to checkout our video menu, which includes a “guppy censuses” as submenu VII.It details the main tasks associated with the internship.Applicants should send a cover letter, CV, and the names and e-mailaddresses of three or more professional references to David Reznick( At least two of the references should be academics.