David Ramiro Aguillón-Gutiérrez. Mexican. Doctor of Veterinary Medicine (1998-2003) (Universidad Autónoma de Nuevo León, Mexico), Master in Biological Sciences (Specialist in Embryology) (2007-2009) (Lomonosov Moscow State University, Russia), Philosophy Doctor in Biological Sciences (Specialist in Embryology and Zoology) (2009-2012) (Lomonosov Moscow State University, Russia), Postdoctoral Research (Biodiversity and Conservation Biology) (2013-2014) (Universidad Autónoma del Estado de Hidalgo, Mexico). 2014- current (Faculty of Biological Sciences, Universidad Juárez del Estado de Durango, Mexico). Author and co-author of eight research papers, one book chapter, one book and twelve works that have been presented at international conferences in Mexico, Russia, United States, Brazil, and Panama. Research interests: Reptile and amphibian ecotoxicology, morphophysiology, evolution, conservation biology and conservation medicine.