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Browsing by Author "Gratwicke, Brian"

Browsing by Author "Gratwicke, Brian"

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  • Amphibian Conservation Efforts at the Smithsonian s National Zoological Park and Conservation Biology Institute 
    Gratwicke, Brian; Murphy, James B. (2016)
  • Amphibian fungal panzootic causes catastrophic and ongoing loss of biodiversity 
    Scheele, Ben C.; Pasmans, Frank; Skerratt, Lee F.; Berger, Lee; Martel, An; Beukema, Wouter; Acevedo, Aldemar A.; Burrowes, Patricia A.; Carvalho, Tamilie; Catenazzi, Alessandro; de la Riva, Ignacio; Fisher, Matthew C.; Flechas, Sandra V.; Foster, Claire N.; Frías-Álvarez, Patricia; Garner, Trenton W. J.; Gratwicke, Brian; Guayasamin, Juan M.; Hirschfeld, Mareike; Kolby, Jonathan E.; Kosch, Tiffany A.; La Marca, Enrique; Lindenmayer, David B.; Lips, Karen R.; Longo, Ana V.; Maneyro, Raúl; McDonald, Cait A.; Mendelson, Joseph; Palacios-Rodriguez, Pablo; Parra-Olea, Gabriela; Richards-Zawacki, Corinne; Rödel, Mark-Oliver; Rovito, Sean M.; Soto-Azat, Claudio; Toledo, Luís Felipe; Voyles, Jamie; Weldon, Ché; Whitfield, Steven M.; Wilkinson, Mark; Zamudio, Kelly R.; Canessa, Stefano (2019)
    Anthropogenic trade and development have broken down dispersal barriers, facilitating the spread of diseases that threaten Earth's biodiversity. We present a global, quantitative assessment of the amphibian chytridiomycosis ...
  • Attitudes toward consumption and conservation of tigers 
    Gratwicke, Brian; Mills, J.; Dutton, A.; Gabriel, G.; Long, B.; Seidensticker, John; Wright, B.; Wang, You; Zhang, Li (2008)
  • Author Correction: Ongoing declines for the world’s amphibians in the face of emerging threats 
    Luedtke, Jennifer A.; Chanson, Janice; Neam, Kelsey; Hobin, Louise; Maciel, Adriano O.; Catenazzi, Alessandro; Borzée, Amaël; Hamidy, Amir; Aowphol, Anchalee; Jean, Anderson; Sosa-Bartuano, Ángel; Fong G., Ansel; De Silva, Anslem; Fouquet, Antoine; Angulo, Ariadne; Kidov, Artem A.; Muñoz Saravia, Arturo; Diesmos, Arvin C.; Tominaga, Atsushi; Shrestha, Biraj; Gratwicke, Brian; Tjaturadi, Burhan; Martínez Rivera, Carlos C.; Vásquez Almazán, Carlos R.; Señaris, Celsa; Chandramouli, S. R.; Strüssmann, Christine; Cortez Fernández, Claudia Fabiola; Azat, Claudio; Hoskin, Conrad J.; Hilton-Taylor, Craig; Whyte, Damion L.; Gower, David J.; Olson, Deanna H.; Cisneros-Heredia, Diego; Santana, Diego José; Nagombi, Elizah; Najafi-Majd, Elnaz; Quah, Evan S. H.; Bolaños, Federico; Xie, Feng; Brusquetti, Francisco; Álvarez, Francisco S.; Andreone, Franco; Glaw, Frank; Castañeda, Franklin Enrique; Kraus, Fred; Parra-Olea, Gabriela; Chaves, Gerardo; Medina-Rangel, Guido; González-Durán, Gustavo; Ortega-Andrade, H.; Machado, Iberê F.; Das, Indraneil; Dias, Iuri Ribeiro; Urbina-Cardona, J.; Crnobrnja-Isailovic, Jelka; Yang, Jian-Huan; Jianping, Jiang; Wangyal, Jigme Tshelthrim; Rowley, Jodi J. L.; Measey, John; Vasudevan, Karthikeyan; Chan, Kin Onn; Gururaja, Kotambylu Vasudeva; Ovaska, Kristiina; Warr, Lauren C.; Canseco-Márquez, Luis; Toledo, Luís Felipe; Díaz, Luis M.; Khan, M. M.; Meegaskumbura, Madhava; Acevedo, Manuel E.; Napoli, Marcelo Felgueiras; Ponce, Marcos A.; Vaira, Marcos; Lampo, Margarita; Yánez-Muñoz, Mario H.; Scherz, Mark D.; Rödel, Mark-Oliver; Matsui, Masafumi; Fildor, Maxon; Kusrini, Mirza D.; Ahmed, Mohammad Firoz; Rais, Muhammad; Kouamé, N’Goran G.; García, Nieves; Gonwouo, Nono Legrand; Burrowes, Patricia A.; Imbun, Paul Y.; Wagner, Philipp; Kok, Philippe J. R.; Joglar, Rafael L.; Auguste, Renoir J.; Brandão, Reuber Albuquerque; Ibáñez, Roberto; Von May, Rudolf; Hedges, S. B.; Biju, S. D.; Ganesh, S. R.; Wren, Sally; Das, Sandeep; Flechas, Sandra V.; Ashpole, Sara L.; Robleto-Hernández, Silvia J.; Loader, Simon P.; Incháustegui, Sixto J.; Garg, Sonali; Phimmachak, Somphouthone; Richards, Stephen J.; Slimani, Tahar; Osborne-Naikatini, Tamara; Abreu-Jardim, Tatianne; Condez, Thais H.; De Carvalho, Thiago R.; Cutajar, Timothy P.; Pierson, Todd W.; Nguyen, Truong Q.; Kaya, U. gur; Yuan, Zhiyong; Long, Barney; Langhammer, Penny; Stuart, Simon N. (2023)
  • Batrachochytrium dendrobatidis not detected on amphibians for two lowland sites in Gabon, Africa 
    Gratwicke, Brian; Alonso, Alfonso; Elie, T.; Kolowski, Joseph; Lock, J.; Rotzel, N.; Sevin, J.; Fleischer, Robert C. (2011)
  • Body condition, skin bacterial communities and disease status: insights from the first release trial of the limosa harlequin frog, Atelopus limosus 
    Estrada, Angie; Medina, Daniel; Gratwicke, Brian; Ibáñez, Roberto D.; Belden, Lisa K. (2022)
    Many endangered amphibian species survive in captive breeding facilities, but there have been few attempts to reintroduce captive-born individuals to rebuild wild populations. We conducted a soft-release trial of limosa ...
  • Composition of symbiotic bacteria predicts survival in Panamanian golden frogs infected with a lethal fungus 
    Becker, Matthew H.; Walke, Jenifer B.; Cikanek, Shawna; Savage, Anna E.; Mattheus, Nichole; Santiago, Celina N.; Minbiole, Kevin P. C.; Harris, Reid N.; Belden, Lisa K.; Gratwicke, Brian (2015)
    Symbiotic microbes can dramatically impact host health and fitness, and recent research in a diversity of systems suggests that different symbiont community structures may result in distinct outcomes for the host. In ...
  • Conserving Panamanian harlequin frogs by integrating captive-breeding and research programs 
    Lewis, Carrie H. R.; Richards-Zawacki, Corinne; Ibáñez, Roberto D.; Luedtke, Jennifer; Voyles, Jamie; Houser, Paul; Gratwicke, Brian (2019)
    Captive breeding programs are a valuable conservation strategy, particularly when integrated with research goals. Panamanian Harlequin frogs (genus Atelopus) serve as a case study for integrating captive breeding and ...
  • Context Matters in the fight to Save Frogs 
    Gratwicke, Brian (University Press of Florida, 2022)
  • Cryptic impacts of temperature variability on amphibian immune function 
    Terrell, Kimberly A.; Quintero, Richard P.; Murray, Suzan; Kleopfer, John D.; Murphy, James B.; Evans, Matthew J.; Nissen, Bradley D.; Gratwicke, Brian (2013)
    Ectothermic species living in temperate regions can experience rapid and potentially stressful changes in body temperature driven by abrupt weather changes. Yet, among amphibians, the physiological impacts of short-term ...
  • David E. Wildt-An Inspiring Leader in the Conservation of Wild Species 
    Pukazhenthi, Budhan; Songsasen, Nucharin; Brown, Janine; Comizzoli, Pierre; Crosier, Adrienne; Hagedorn, Mary; Gratwicke, Brian; Pitt, William; Monfort, Steven (2020)
  • Education and outreach 
    Gratwicke, Brian; Neff, Matthew; Mayer, Lindsay Renick; Ryan, Sharon; Sevin, Jennifer (Oxford University Press, 2016)
  • The effect of captivity on the cutaneous bacterial community of the critically endangered Panamanian golden frog (<I>Atelopus zeteki</I>) 
    Becker, Matthew H.; Richards-Zawacki, Corinne; Gratwicke, Brian; Belden, Lisa K. (2014)
    For many threatened vertebrates, captivity may be the only option for species survival. Maintaining species in captivity prior to reintroduction presents many challenges, including the need to preserve genetic diversity ...
  • Effects of captivity and rewilding on amphibian skin microbiomes 
    Kueneman, Jordan; Bletz, Molly; Becker, Matthew; Gratwicke, Brian; Garcés, Orlando A.; Hertz, Andreas; Holden, Whitney M.; Ibáñez, Roberto D.; Loudon, Andrew; McKenzie, Valerie; Parfrey, Laura; Sheafor, Brandon; Rollins-Smith, Louise A.; Richards-Zawacki, Corinne; Voyles, Jamie; Woodhams, Douglas C. (2022)
    Captive breeding to safeguard against extirpation in the wild is a practice for many animal groups. Animals in captivity experience reduced contact with natural substrates and other animals, and consume atypical diets that ...
  • Effects of hormonal stimulation on the concentration and quality of excreted spermatozoa in the critically endangered Panamanian golden frog (Atelopus zeteki) 
    Della Togna, Gina; Trudeau, Vance L.; Gratwicke, Brian; Evans, Matthew; Augustine, Lauren; Chia, Han; Bronikowski, Edward J.; Murphy, James B.; Comizzoli, Pierre (2017)
    Knowledge of basic gamete biology is critical to better protect and propagate endangered amphibian species and also to develop reproductive technologies combined with germplasm cryopreservation. The objectives of the study ...
  • Evaluating Group Housing Strategies for the <I>Ex-Situ</I> Conservation of Harlequin Frogs (<I>Atelopus</I> spp.) Using Behavioral and Physiological Indicators 
    Cikanek, Shawna J.; Nockold, Simon; Brown, Janine L.; Carpenter, James W.; Estrada, Angie; Guerrel, Jorge; Hope, Katharine L.; Ibáñez, Roberto D.; Putman, Sarah B.; Gratwicke, Brian (2014)
  • Evaluating the performance of a decade of Save The Tiger Fund&#39;s investments to save the world&#39;s last wild tigers 
    Gratwicke, Brian; Seidensticker, John; Shrestha, Mahendra; Vermilye, K.; Birnbaum, M. (2007)
    This is the first attempt to analyse the performance of US$ 12.6 million invested by Save The Tiger Fund (STF) in more than 250 tiger conservation grants in 13 tiger-range countries. We devised a simple implementation ...
  • Evaluating the probability of avoiding disease-related extinctions of Panamanian amphibians through captive breeding programs 
    Gratwicke, Brian; Ross, H.; Batista, A.; Chaves, G.; Crawford, A. J.; Elizondo, L.; Estrada, A.; Evans, M.; Garelle, D.; Guerrel, Jorge; Hertz, A. (2016)
  • Expanded host and geographic range of tadpole associations with the Severe Perkinsea Infection group 
    Smilansky, Vanessa; Jirku, Miloslav; Milner, David S.; Ibáñez, Roberto D.; Gratwicke, Brian; Nicholls, Andrew; Lukes, Julius; Chambouvet, Aurelie; Richards, Thomas A. (2021)
    Severe Perkinsea infection is an emerging disease of amphibians, specifically tadpoles. Disease presentation correlates with liver infections of a subclade of Perkinsea (Alveolata) protists, named Pathogenic Perkinsea Clade ...
  • Field surveys in Western Panama indicate populations of Atelopus varius frogs are persisting in regions where <I>Batrachochytrium dendrobatidis</I> is now enzootic 
    Perez, Rachel; Richards-Zawacki, Corinne; Krohn, Alexander R.; Robak, Matthew; Griffith, Edgardo J.; Ross, Heidi; Gratwicke, Brian; Ibáñez, Roberto D.; Voyles, Jamie (2014)

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