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Николай Цанков [публикации]

Vergilov, V., Tzankov, N., Kornilev, Y., Popgeorgiev, G., 2022. Ecology of the small Snake-eyed Skink Ablepharus kitaibelii (Bibron & Bory de Saint-Vincent, 1833) in a NW Bulgaria population. — The North-Western Journal of Zoology, 18 (1): 40—46. [PDF]

Vergilov, V., Tzankov, N., 2021. Giant pelobatid fossil larva from the middle Miocene of Bulgaria. — Historia naturalis bulgarica, 43 (3): 29—42. [PDF] doi:10.48027/hnb.43.031

Vacheva, E. D., Naumov, B. Y., Tzankov, N. D., 2020. Diversity and Habitat Preferences in Lizard Assemblages (Reptilia: Sauria) from Model Territories in Western Bulgaria. — Acta zoologica bulgarica, 72 [accepted paper].

Nemitz-Kliemchen, M., Andres, C., Hofmann, S., Ramírez, A. M. P., Stoev, P., Tzankov, N., Schaffer, S., Bernhard, D., Henle, K., Schlegel, M., 2020. Spatial and genetic structure of a Lacerta viridis metapopulation in a fragmented landscape in Bulgaria. — Global Ecology and Conservation, 23: e01104. doi:10.1016/j.gecco.2020.e01104

Naumov, B., Popgeorgiev, G., Kornilev, Y., Plachiyski, D., Stojanov, A., Tzankov, N., 2020. Distribution and Ecology of the Alpine Newt Ichthyosaura alpestris (Laurenti, 1768) (Amphibia: Salamandridae) in Bulgaria. — Acta Zoologica Bulgarica, 72 (1): 83—102.

Popova, S., Vacheva, E., Tzankov, N., 2019. Sexual size dimorphism in the Balkan subspecies of the Sand lizard Lacerta agilis bosnica Schreiber, 1912 (Reptilia: Lacertidae) in Bulgaria. — Scientific Sessions of the Faculty of Biology, 104: 141—153.

Popgeorgiev, G., Naumov, B., Kornilev, Y., Vergilov, V., Slavchev, M., Lukanov, S., Dyugmegdzhiev, A., Stoyanov, A., Dobrev, D., Tzankov, N., 2019. Diversity and Distribution of Amphibians and Reptiles in the Bulgarian Part of the Lower Danube. — p. 283—314.

Vergilov, V., Tzankov, N., Zlatkov, B., 2018. Age structure and growth in Bulgarian populations of Ablepharus kitaibelii (Bibron & Bory de Saint-Vincent, 1833) (Squamata: Sauria: Scincidae). — Herpetozoa, 30 (3/4): 179—185. [PDF]

Vergilov, V., Tzankov, N., 2018. Contribution to the individual marking techniques for small lizards: heat branding on Ablepharus kitaibelii (Bibron & Bory de Saint-Vincent, 1833). — North-Western Journal of Zoology, 14 (2) 270—273. [PDF]

Kornilev, Y. V., Popgeorgiev, G., Vacheva, E., Tzankov, N., 2018. First records of melanism (including in tail bifurcation) of lacertid lizards (Reptilia: Lacertidae) in Bulgaria. — North Western Journal of Zoology, 14 (1): 142—144.

Vergilov, V., Zlatkov, B., Tzankov, N., 2017. Hemipenial differentiation in the closely related congeners Ablepharus kitaibelii (Bibron & Bory de Saint-Vincent, 1833), and Ablepharus budaki Göçmen, Kumlutaş & Tosunoğlu, 1996 (Squamata: Sauria: Scincidae). — Herpetozoa, 30 (1/2): 39—48. [PDF]

Koynova, T., Tzankov, N., Popgeorgiev, G., Naumov, B., Natchev, N., 2017. A new distribution record of the Kotschy’s Gecko (Mediodactylus kotschyi) from inland north-eastern Bulgaria. — Herpetology Notes 01/2017: 10: 1—2. [PDF]

Цанков, Н., Стоянов, А., Добрев, Д., Луканов, С., Корнилев, Ю., Андонов, К., Вергилов, В., Попгеоргиев, Г., 2017. Trachemys scripta (Thunberg in Schoepff, 1792). — стр. 110—113. В: Тричкова, Т., Владимиров, В., Томов, Р., Тодоров, М. (ред.): Атлас на инвазивните чужди видове от значение за Европейския съюз, ИБЕИ-БАН, ESENIAS, София, 176 стр. [PDF]

Vergilov, V., Hristov, G., Lukanov, S., Lambevska, A., Tzankov, N., 2016. First record of Ablepharus kitaibelii (Bibron & Bory de Saint-Vincent, 1833) in Montenegro. — Biharean Biologist, 10 (1): 65—66. [PDF]

Tzankov, N., Slavchev, M., 2016. Diversity and Relationships of Vertebrate Fauna of Pastrina Hill, a Poorly Studied Hot-spot Karstic Region in Northwestern Bulgaria. — Acta zoologica bulgarica, 68 (1): 55—970.

Henle, K., Andres, C., Bernhard, D. Grimm, A., Stoev, P., Tzankov, N., Schlegel, M., 2016. Are species genetically more sensitive to habitat fragmentation on the periphery of their range compared to the core? A case study on the sand lizard (Lacerta agilis). — Landscape Ecology. doi:10.1007/s10980-016-0418-2

Tzankov, N., Popgeorgiev, G., Kornilev, Y., Petrov, B., Zidarova, S., Stefanov, T., 2015. Sofia. — In: Kelcey, J. (ed.), Vertebrates and Invertebrates of European Cities: Selected Non-Avian Fauna. Springer New York, 179—206.

Tzankov, N., Popgeorgiev, G., Kornilev, Y., Natchev, N., Stoyanov, A., Naumov, B., Ivanchev, I., 2015. First survey on the invasive Pond slider (Trachemys scripta) in Bulgaria: historic development and current situation. — Hyla, 2015: 18—27. [PDF]

Tzankov, N., Popgeorgiev, G., 2015. Conservation and declines of Amphibians in Bulgaria. — Amphibian Biology, Volume 11 Part 4: Status of Conservation and Decline of Amphibians: Eastern Hemisphere: Southern Europe & Turkey, Edited by Harold Heatwole, John W. Wilkinson, 01/2015: chapter Conservation and declines of Amphibians in Bulgaria: 131—139.

Natchev, N., Tzankov, N., Vergilov, V., Kummer, S., Handschuh, S., 2015. Functional morphology of a highly specialised pivot joint in the cranio-cervical complex of the minute lizard Ablepharus kitaibelii in relation to feeding ecology and behaviour. — Contributions to Zoology, 84 (1) 13—23. [PDF]

Lukanov, S., Tzankov, N., Simeonovska-Nikolova, D., 2015. A comparative study of the mating call of Pelophylax ridibundus (Pallas, 1771) and Pelophylax kurtmuelleri (Gayda, 1940) from syntopic and allotopic populations. — Journal of natural history, 49 (5—8): 257—253.

Vergilov, V., Tzankov, N., 2014. Influence of environmental factors on the morphology of the Snake-eyed skink Ablepharus kitaibelii (Reptilia: Scincidae) in Eastern Balkans. — Acta zoologica bulgarica, 66 (2): 217—224. [PDF]

Vergilov, V., Slavchev, M., Tzankov, N., 2014. Preliminary data on the population ecology of the snake-eyed skink Ablepharus kitaibelii (Sauria: Scincidae) in Northerwestern Bulgaria. — с. 89—90. Първа национална конференция по биотехнология, 30 години Биотехнология в България/Научна конференция Климентови дни, 17—18, октомври 2014 г., София, Биологически факултет, 101 с.

Vacheva, E., Tzankov, N., 2014. Spatial niche partition among five sympatric lizards in North-West Bulgaria. — 45 p. Seminar of Ecology — 2014, Dedicated to 70 Years USB, 24—25 April 2014, 62 pp.

Tzankov, N., Popgeorgiev, G., Stojanov, A., Naumov, B., Westerström, A., Dyugmedziev, A., Kornilev, Y., 2014. Diurnal and seasonal activity patterns in viperid snakes (Serpentes: Viperidae) in Bulgaria. — 38 p. 4th Biology of the Vipers conference, Athens, Greece, 10th—13th October, 59 pp.

Цанков, Н. Д., Попгеоргиев, Г. С., Наумов, Б. Я., Стоянов, А. Й., Корнилев, Ю. В., Петров, Б. П., Дюгмеджиев, А. В., Вергилов, В. С., Драганова, Р. Д., Луканов, С. П., Вестерстрьом, А. Е., 2014. Определител на земноводните и влечугите в природен парк Витоша. — Дирекция на Природен парк Витоша, София, 248 с. [PDF]

Tzankov, N., Popgeorgiev, G., 2014. Conservation and declines of Amphibians in Bulgaria. — In: Heatwole, H., Wilkinson, J. W. (eds): Amphibian Biology Volume 11: Status of Conservation and Decline of Amphibians: Eastern Hemisphere Part 4: Southern Europe and Turkey. Pelagic Publishing, Chapter 51: 131—139.

Tzankov, N., Milchev, B., 2014. First report of Tortoises (Testudines: Testudinidae: Testudo spp.) as prey of three bird species in Bulgaria and the implications for reintroduction programs. — Herpetozoa, 26 (3/4): 174—177.

Telenchev, I., Simeonovska-Nikolova, D., Tzankov, N., Natchev, N., 2014. A preliminary study on the habitat selection of European glass lizard, Pseudopus apodus in southeast Bulgaria. — с. 92. Първа национална конференция по биотехнология, 30 години Биотехнология в България, 17—18, октомври 2014 г., София, Биологически факултет, 101 с.

Stojanov, A., Dyugmedziev, A., Tzankov, N., 2014. Effects of environmental factors on the activity of the Adder (Vipera berus bosniensis) in Bulgaria. — 37 p. 4th Biology of the Vipers conference, Athens, Greece, 10th—13th October, 59 pp.

Slavchev, M., Tzankov, N., Popgeorgiev, G., 2014. Impact of fires on spatial distribution patterns of the Hermann’s Tortoise (Testudo hermanni) in a heavily affected area in Bulgaria. — Bulgarian Journal of Agricultural Science, Supplement 1: 135—138.

Slavchev, M., Tzankov, N., 2014. Herpetofaunal assemplages in isolated wetlands. — с. 87. Първа национална конференция по биотехнология, 30 години Биотехнология в България/Научна конференция Климентови дни, 17—18, октомври 2014 г., София, Биологически факултет, 101 с.

Popova, S., Grozdanov, A., Tzankov, N., 2014. Application of physical models in a thermoregulations study of a mountainous reptiles Lacerta agilis bosnica (Sauria: Lacertidae). — с. 88. Първа национална конференция по биотехнология, 30 години Биотехнология в България/Научна конференция Климентови дни, 17—18, октомври 2014 г., София, Биологически факултет, 101 с.

Popgeorgiev, G., Tzankov, N., Kornilev, Y. V., Plachiyski, D., Naumov, B., Stojanov, A., 2014. Changes in agri-environmental practices pose a threat to the herpetofauna: a case study from Besaparski Ridove Special Protection Area (Natura 2000), southern Bulgaria. — Acta zoologica bulgarica, Supplement 5: 157—169.

Popgeorgiev, G., Tzankov, N., Kornilev, Y. V., Naumov, B., Stojanov, A., 2014. Amphibians and Reptiles in Ponor Special Protection Area (Natura 2000), western Bulgaria: species diversity, distribution and conservation. — Acta zoologica bulgarica, Supplement 5: 85—96. [PDF]

Popgeorgiev, G., Tzankov, N., Kornilev, Y., 2014. Spatial niche segregation among the viperid snakes (Serpentes: Viperidae) in Bulgaria. — 10 p. 4th Biology of the Vipers conference, Athens, Greece, 10th—13th October, 59 pp.

Lukanov, S., Tzankov, N., Simeonovska-Nikolova, D., 2014. Inter-population study of the mating call of the marsh frog Pelophylax ridibundus (Pallas 1771) in Bulgaria. — Acta zoologica bulgarica, 66 (2): 209—216.

Lukanov, S., Simeonovska-Nikolova, D., Tzankov, N., 2014. Effects of traffic noise on the locomotion activity and vocalization of the marsh frog, Pelophylax ridibundus. — North-western Journal of Zoology, 10 (2): 359—364.

Lukanov, S., Simeonovska, D., Tzankov, N., 2014. Effect of mating calls from familiar and unfamiliar males on locomotor activity in females of the marsh frog Pelophylax ridibundus (Pallas 1771). — 60 p. Second Student Scientific Conference ‘Ecology and Environment’, May 16—17, 2014, 236 pp.

Lukanov, S., Natchev, N., Naumov, B., Tzankov, N., 2014. Ethological features of the amphibious feeding in the Balkan-Anatolian crested newt (Triturus ivanbureschi Arntzen & Wielstra, 2013). — In: Popa, L. O., Adam, C., Chisamera, G., Iorgu, E., Murariu, D., Popa, O. P. (eds), Book of Abstracts. 6th International Congress of Zoology of Grigore Antipa Museum, Bucharest, Romania, 19—22, November, 2014, 230 pp.

Grozdanov, A., Tzankov, N., Andres, C., Popova, S., 2014. Microhabitat Use in Sand Lizard — Lacerta agilis chersonensis (Squamata, Lacertidae) as an Indicator for Planning of Different Management Practices for Pastures. — Bulgarian Journal of Agricultural Science, 20 (6): 1386—1391.

Grozdanov, A., Tzankov, N., 2014. Analysis and comparison of sexual size dimorphism in two lacertid species in Bulgaria. — Bulgarian Journal of Agricultural Science, Supplement 1: 139—142.

Duhalov, D., Tzankov, N., 2014. Montivipera from Syria — a short contribution. — 36 p. 4th Biology of the Vipers conference, Athens, Greece, 10th—13th October, 59 pp.

Andonov, K., Tzankov, N., 2014. Intraspecific variation in hemipenial morphology of Vipera ammodytes (Linnaeus, 1758). — 34 p. 4th Biology of the Vipers conference, Athens, Greece, 10th—13th October, 59 pp.

Andonov, K., Tzankov, N., 2014. Hemipenial morphology of the bulgarian snakes compared to their ecological and spatial niches. — 58 p. Second Student Scientific Conference ‘Ecology and Environment’, May 16—17, 2014, 236 pp.

Wielstra, B., Litvinchuk, S. N., Naumov, B., Tzankov, N., Arntzen, J. W., 2013. A revised taxonomy of crested newts in the Triturus karelinii group (Amphibia: Caudata: Salamandridae), with the description of a new species. — Zootaxa, 3682 (3): 441—453.

Wielstra, B., Crnobrnja-Isailović, J., Litvinchuk, S. N., Reijnen, B., Skidmore, A. K., Sotiropoulos, K., Toxopeus, A. G., Tzankov, N., Vukov, T., Arntzen, J. W., 2013. Tracing glacial refugia of Triturus newts based on mitochondrial DNA phylogeography and species distribution modeling. — Frontiers in zoology, 10: 13. doi:10.1186/1742-9994-10-13

Tzankov, N., Popgeorgiev, G., Kornilev, Y., Natchev, N., 2013. Predicting potential invasive species in Bulgaria using GIS — key study on aquatic turtles. — 4th ESENIAS (South and East European Network on Invasive Alien Species) workshop: International Workshop on IAS in Agricultural and Non-Agricultural Areas in ESENIAS Region, 16—17 December 2013, Çanakkale Onsekiz Mart University, Çanakkale, Turkey, 22.

Tzankov, N. D., Popgeorgiev, G. S., Grozdanov, A. P., 2013. Spatial niche segregation among three Lacertid taxa living in close proximity in Bulgaria. — 17th European Congress of Herpetology, Programm & Abstracts, Veszprém (Hungary), 22—27 August 2013: 300.

Tzankov, N. D., Popgeorgiev, G. S., 2013. Present situation and conservation measures for Hermann’s (Testudo hermanni boettgeri Mojsisovics, 1889) and Spur-thighed (Testudo graeca ibera Pallas, 1814) tortoises in Bulgaria. — International workshop on the management and restoration of Hermann’s tortoise populations and habitats. Abstracts, Le Luc-en-Provence (France), 18, 19 & 20 septembre 2013: 23.


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