Contribution to the Study of the European Ground Squirrel’s population (Spermophilus citellus Linnaeus, 1766) in Rila National Park, Bulgaria von Mitrevichin, Emanuil, Sakelarieva, Lidia

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GPS tracking data relates vulture mortality due to acute intoxication at a considerable distance from the site of poisoned bait consumption von Peshev, Hristo, Mitrevichin, Emanuil, Stoyanov, Georgi, Grozdanov, Atanas, Stoynov, Emilian

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Results of the re-introduction of the Griffon Vulture ( Gypsfulvus ) in Vrachanski Balkan Nature Park, Bulgaria - completion of the establishing phase 2010-2020 von Stoyanov, Georgi, Peshev, Hristo Valeriev, Kmetova-Biro, Elena, Stoynov, Emilian, Ivanov, Ivelin, Vangelova, Nadya, Nikolova, Zlatka, Mitrevichin, Emanuil, Grozdanov, Atanas

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First results from the releases of Cinereous Vultures ( Aegypiusmonachus ) aiming at re-introducing the species in Bulgaria - the start of the establishment phase 2018-2022 von Ivanov, Ivelin, Stoynov, Emilian, Stoyanov, Georgi, Kmetova-Biro, Elena, Andevski, Jovan, Peshev, Hristo, Marin, Simeon, Terraube, Julien, Bonchev, Lachezar, Stoev, Iliyan P, Tavares, Jose, Loercher, Franziska, Huyghe, Marleen, Nikolova, Zlatka, Vangelova, Nadya, Stanchev, Stamen, Mitrevichin, Emanuil, Tilova, Elena, Grozdanov, Atanas

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Fig. 1 in A Case of winter activity of the Hermann's Tortoise (Testudo hermanni Gmelin, 1789) (Reptilia: Testudinidae) from Bulgaria von Mitrevichin, Emanuil, Sakelarieva, Lidia, Pulev, Alexander

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Fig. 1 in Scavenging behavior of an adult Hermann's Tortoise (Testudo hermanni Gmelin, 1789) (Reptilia: Testudinidae) von Mitrevichin, Emanuil, Sakelarieva, Lidia, Pulev, Alexander

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Fig. 1 in Notes on the diet of Testudo hermanni boettgeri and T. graeca ibera in south-western Bulgaria with first cases of geophagy and myrmecophagy from the country von Mitrevichin, Emanuil, Sakelarieva, Lidia, Peshev, Hristo, Pulev, Alexander

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