Current and Past Projects


  • Ocelot spatial ecology and social organization in Texas.
  • Use of brownian bridge movement and synoptic models with ocelot resource use.
  • Influence of microhabitat and lunar illumination on ocelot activity.
  • Selection of soil types by ocelots and relevance for habitat restoration.
  • Ocelot home range patterns, activity, and habitat use in northeast Mexico.
  • Thornshrub structure and composition of ocelot habitat.
  • Microhabitat and macrohabitat selection by ocelot and bobcat.
  • Survival rates and mortality patterns for ocelot in southern Texas.
  • Reproductive ecology of ocelots in a semi-tropical environment.
  • Food habits of ocelot and possible prey competition with bobcats.
  • Use of remote sensing and satellite imagery to quantify ocelot habitat.
  • Population viability analysis to assess population persistence of ocelots in Texas.
  • Modeling of metapopulation dynamics for ocelot and the effects of recovery strategies.
  • Assessment of ocelot density and habitat area requirements within ocelot home ranges.
  • Translocation evaluation of ocelots within the Tamaulipan Biotic Province.
  • Translocation of ocelots on Laguna Atascosa Refuge.
  • Estimates of population size, density, and survival of ocelots using remote cameras.
  • Use of infrared digital videography to assess ocelot habitat.
  • Use of SPOT and LANDSAT satellite imagery to quantify ocelot thornshrub.
  • Assessment of genetic relatedness and social organization of ocelots.
  • Genetic erosion of ocelots during the past century with emphasis on the past two decades.
  • Estimate of effective population size of ocelots using genetics.
  • Assessment of lethal alleles and fitness correlates in an isolated ocelot population.
  • Prevalence of helminth parasites in ocelots.
  • Record of mange in ocelots.
  • Evaluation of thornshrub reestablishment techniques for ocelot habitat restoration.
  • Identification of optimal sites for reestablishment of ocelot habitat.


  • Bobcat foraging ecology over six years at the Welder Wildlife Refuge in southern Texas.
  • Spatial patterns and habitat use of an unexploited bobcat population on Aransas Refuge.
  • Impacts of international bridges and related transportation upon bobcats along the Rio Grande.
  • Reduced home range use within agroecosystems of the Rio Grande Valley.
  • Bobcat home range and movements near Highway 281 and use of “cat tunnels”.
  • Population genetic structure and variability in southern Texas.
  • Use of remote cameras to determine individual bobcats population size and density.
  • Assessment of bobcat harvest during a 10-year period in the western United States.
  • Assessment of bobcat harvest during an 8-year period in Texas.


  • Mountain lion home range, movements, and social organization in southern Texas.
  • Population trends of mountain lion in the Guadalupe Mountains of western Texas.
  • Survey of public opinions, perceptions and attitudes toward mountain lion in Texas.
  • Genetic and population structure of mountain lions in Texas.
  • Comparison of historic and contemporary genetic variability of mountain lions.
  • Estimate the effective population size of mountain lions in western and southern Texas.
  • Population viability analysis of the mountain lion populations of Texas.
  • Computer model of effective habitat areas for mountain lions use in south Texas.


  • Home range, habitat use, and activity patterns of jaguarundi in Mexico.
  • Coexistence of jaguarundi with ocelot on two ranches in northern Mexico.
  • Genetic variability and population structure of jaguarundi in Mexico.
  • Sedation techniques and protocols of free-ranging jaguarundi.


  • Spatial patterns and activity of the northernmost margay population in Mexico.
  • Distribution and a new record for margay in northeast Mexico.


  • Leopard movements, overlap and activity during the dry season in Tanzania.
  • Leopard ecology and co-occurrence with leopard cat in southeast Asia.
  • Cats of southeast Asia - Clouded Leopard, Golden Cat, Marbled Cat and Leopard Cat.
  • Leopard cat ecology and survival rates in Thailand.
  • Comparative ecology of clouded leopard, Asiatic golden cat, and marbled cat in Thailand.
  • Development of sedation protocols for four species of Thailand cats.
  • Home range overlap of Thai cats with binturong, yellow-throated marten, and dhole.
  • Genetic variability and potential inbreeding of 3 rare felids in Thailand.
  • Activity patterns of four species of civet cats on the island of Taiwan.
  • Civet cat habitat use in an agroecosustems of Taiwan.