Graduated in Biology by the Autonomous University of Madrid, Mario studied courses of the environmental itinerary during his studies such as applied zoology, geobotany or aquatic systems. He completed the curricular internship as an assistant in animal care at the FIEB Foundation. His final thesis was made in collaboration with the Entomology Collection of the National Museum of Natural Science on the morphological diversification and distribution of four species of the tenebrionid Hispanomelia.
Subsequently, she completed a Master's degree in Environmental and Resource Management at the University of Southern Denmark in Esbjerg. His master's thesis dealt with nutrition and development of black soldier fly larvae at the Department of Zoophysiology of the University of Aarhus (Denmark).
He also collaborates with IBEROZOA Association where he is representative of the Entomology Section. There he carries out activities such as giving informative workshops, presentations in the media, organization of seminars and lectures, teaching and organizational support in courses, and guided tours in nature, to promote environmental and scientific education.