Szabo B, Mangione R, Rath M, Pašukonis A, Reber SA, Oh J, Ringler M & Ringler E (2021) Naive poison frog tadpoles use bi-modal cues to avoid insect predators but not heterospecific predatory tadpoles. J Exp Biol 15 December 2021; 224 (24): jeb243647. doi: doi.org/10.1242/jeb.243647. Link. Published online 16 December 2021

De Mattia W, Reier S & Haring E (2021) Morphological investigation of genital organs and first insights into the phylogeny of the genus Siciliaria Vest, 1867 as a basis for a taxonomic revision (Mollusca, Gastropoda, Clausiliidae).- ZooKeyes, in press; DOI:10.3897/arphapreprints.e67089. Link. Published online 14 December 2021

Sittenthaler M, Schöll EM, Leeb Ch, Haring E,  Parz-Gollner R & Hackländer K (2021) Factors influencing genotyping success and genotyping error rate of Eurasian otter (Lutra lutra) faeces collected in temperate Central Europe.- Eur. J. Wildl. Res. 67, 2; doi.org/10.1007/s10344-020-01444-4. Link. Published online 9 December 2021

Anderson NK, Gururaja KV, Mangiamele LA, Netoskie EC, Smith S, Fuxjager MJ & Preininger D (2021) Insight into the Evolution of Anuran Foot Flag Displays: A Comparative Study of Color and Kinematics. Ichthyology & Herpetology, 109(4), 1047-1059. doi.org/10.1643/h2020160. Link. Published online 30 November 2021

Koynova T, Marinova P, Stanchev N, Natchev N & Jablonski D (2021) New records of Xerotyphlops vermicularis (Merrem, 1820) indicate the northernmost locality of the species in the Balkan Peninsula. Check List 17 (6): 1623–1626. doi.org/10.15560/17.6.1623 . Link. Published online 25 November 2021

Kirchner S, Sattmann H, Haring E, Victor R, Kruckenhauser L (2021) Hidden diversity—Delimitation of cryptic species and phylogeography of the cyprinid Garra species complex in Northern Oman.- J. Zool. Syst. Evol. Res. 59, 411-427; doi.org/10.1111/jzs.12438. Link. Published online 24 November 2021

Podnar M, Grbac I, Tvrtković N, Hörweg Ch & Haring E (2021). Hidden diversity, ancient divergences and tentative Pleistocene microrefugia of European scorpions (Euscorpiidae: Euscorpiinae) in the eastern Adriatic region.- J. Zool. Syst. Evol. Res. 59, 1824-1849; DOI: 10.1111/jzs.12562. Link. Published online 20 November 2021

Anderson N, Grabner M, Mangiamele L, Preininger D & Fuxjager M (2021) Testosterone amplifies the negative valence of an agonistic gestural display by exploiting receiver perceptual bias. Proc Biol Sci B., Volume 288,Issue 1963, doi.org/10.1098/rspb.2021.1848. Link. Published online 17 November 2021

Tögel M, Pass G & Paululat A (2021) Wing hearts in four-winged Ultrabithorax-mutant flies—the role of Hox genes in wing heart specification, Genetics, 2021;, iyab191, doi.org/10.1093/genetics/iyab191. Link. Published 15 November 2021

Helmer N, Blatterer H, Hörweg C, Reier S, Sattmann H, Schindelar J, Szucsich NU & Haring E (2021) First Record of Trichobilharzia physellae (Talbot, 1936) in Europe, a Possible Causative Agent of Cercarial Dermatitis. Pathogens, 10(11), 1473. doi.org/10.3390/pathogens10111473. Link. Published online 12 November 2021

Reyes Lerma AC, Šťáhlavský F, Seiter M, Carabajal Paladino LZ, Divišová K, Forman M, Sember A, Král J (2021) Insights into the Karyotype Evolution of Charinidae, the Early-Diverging Clade of Whip Spiders (Arachnida: Amblypygi). Animals. 2021; 11(11):3233. doi.org/10.3390/ani11113233. Link. Published online 12 November 2021

Pavlova BK, Ibryamova SF, Bachvarova D, Doichev DD, Stanachkova ET, Salim S, Natchev N & Ignatova-Ivanova TV (2021) Specific microbiology spectrum of white sand mussels from key sample spots from Bulgarian Black Sea aquatory. J of IMAB. 2021 Oct-Dec;27(4):4077-4083, DOI:10.5272/jimab.2021274.4077 . Link. Published online 10 November 2021

Sombke A, Rosenberg J, Hilken G, Müller CHG (2021) The antennal scape organ of Scutigera coleoptrata (Myriapoda) and a new type of arthropod tip-pore sensilla integrating scolopidial components. Frontiers in Zoology 18: 57. Open Access. Link. Published online 4 November 2021

Pyle RL, Barik SK, Christidis L, Conix S, Costello MJ, van Dijk PP, Garnett ST, Hobern D, Kirk PM, Lien AM, Orrell TM, Remsen D, Thomson SA, Wambiji N, Zachos FE, Zhang Z-Q & Thiele KR (2021) Towards a global list of accepted species V. The devil is in the detail. Org Divers Evol 21, 657–675 (2021). doi.org/10.1007/s13127-021-00504-0. Link. Published online 22 October 2021

Thomson SA, Thiele K, Conix S, Christidis L, Costello MJ, Hobern D, Nikolaeva S, Pyle RL, van Dijk PP,  Weaver H, Zachos FE, Zhang ZQ & Garnett ST (2021) Towards a global list of accepted species II. Consequences of inadequate taxonomic list governance. Org Divers Evol 21, 623–630 (2021). doi.org/10.1007/s13127-021-00518-8. Link. Published online 16 October 2021

Hobern D, Barik SK, Christidis L, Garnett ST, Kirk P, Orrell TM, Pape T, Pyle RL, Thiele KR, Zachos FE & Bánki O (2021) Towards a global list of accepted species VI: The Catalogue of Life checklist. Org Divers Evol 21, 677–690 (2021). doi.org/10.1007/s13127-021-00516-w. Link. Published online 11 October 2021

Hödl W. 2021. Herpetologische Studien der Arbeitsgruppe um Walter Hödl am 1. Zoologischen Institut (1972–1979) und in den nachfolgenden Abteilungen “Allgemeine Zoologie” (1979–1991), "Evolutionsbiologie” (1991–2011) und “Integrative Zoologie” (2011–2021) der Universität Wien. Teil 2: Südamerika. ÖGH-Aktuell Nr. 59 (Oktober 2021), 5-31. Link.

Jovanovic M, Haring E, Sattmann H, Grosser C & Pesic V (2021) DNA barcoding for species delimitation of the freshwater leech genus Glossiphonia from the Western Balkan (Hirudinea, Glossiphoniidae).- Biodiversity Data Journal 9: e66347. Link. Published online 15 September 2021

Anderson NK, Schuppe ER, Gururaja KV P, Mangiamele LA, Martinez JCC,  Priti H, von May R,  Preininger D & Fuxjager M (2021). A common endocrine signature marks the convergent evolution of an elaborate dance display in frogs The American Naturalist, Volume 198, Number 4, doi.org/10.1086/716213. Link. Published online 31 August 2021

Koynova T, Marinova P, Nikolov N, Kaschieva M, Chernikov C, Velkova V, & Natchev N (2021) Citizen Science Assisted Monitoring Provides New Data Concerning the Distribution of the Bulgarian Bent-toed Gecko, Mediodactylus danilewskii (Gekkonidae, Squamata), in North-East Bulgaria. Zoodiversity, 55(5). doi.org/10.15407/zoo2021.05.381. Link. Published online 31. August 2021

Zischka F, Kratochvil H, Noll A, Gordon R, Harbich T & Gebeshuber IC (2021) "Diatom triboacoustics". In: Diatom Gliding Motility [DIGM, Volume in the series: Diatoms: Biology & Applications, series editors: Richard Gordon & Joseph Seckbach. S.A. Cohn, K.M. Manoylov and R. Gordon, (eds.) Wiley-Scrivener, Beverly, MA, USA., ISBN 978-1-119-52635-3, Hardcover, pp. 249-282. Link. First published 2 August 2021

Lien AM, Conix S, Zachos FE et al (2021) Towards a global list of accepted species IV: Overcoming fragmentation in the governance of taxonomic lists. Org Divers Evol 21, 645–655 (2021). doi.org/10.1007/s13127-021-00499-8. Link. Published online 23 July 2021

Schwaha T & Handschuh S (2021) From live imaging to 3D modeling: a guide to documentation and processing of planktonic organisms. In: Plastic Ocean: Art and science responses to marine pollution (Reichle, I. ed). De Gruyter. pp: 197-212. https://doi.org/10.1515/9783110744774-012. Link. Published 5 July 2021

Zieger E, Calcino AD, Robert NS, Baranyi C & Wanninger A (2021) Ecdysis-related neuropeptide expression and metamorphosis in a non-ecdysozoan bilaterian. Evolution. doi.org/10.1111/evo.14308. Link. Published online 15 July 2021

Thiele KR, Conix S, Pyle RL, Barik SK, Christidis L, Costello MJ, van Dijk PP, Kirk P, Lien A, Thomson SA, Zachos FE, Zhang Z-Q & Garnett ST (2021) Towards a global list of accepted species I. Why taxonomists sometimes disagree, and why this matters. Org Divers Evol 21, 615–622 . doi.org/10.1007/s13127-021-00495-y. Link. Published online 13 July 2021

Conix S, Garnett ST, Thiele KR Christidis L, van Dijk PP, Bánki OS, Barik SK, Buckeridge JS, Costello MJ, Hobern D, Kirk PM, Lien A, Nikolaeva S, Pyle RL, Thomson SA, Zhang Z-Q & Zachos FE (2021). Towards a global list of accepted species III. Independence and stakeholder inclusion. Org Divers Evol 21, 631–643 (2021). doi.org/10.1007/s13127-021-00496-x. Link. Published online 13 July 2021

Harper A, Badudouin-Gonzalez L, Schoenauer A, Seiter M,  Holzem M, Arif S,  McGregor AP & Sumner-Rooney L (2021) Widespread retention of ohnologs in key developmental gene families following whole- genome duplication in arachnopulmonates. G3-Genes Genomes Genetics, jkab299, doi: https://doi.org/10.1101/2020.07.10.177725. Link. Published online 10 July 2021

Bhosale AR, Saadi AJ, Wade CM, Thackeray TU, Tamboli AS, Kadam SK, Muley DV & Raheem DC (2021) Varadia, a new helicarionoidean semi-slug genus from India’s Western Ghats (Stylommatophora: Helicarionoidea). European Journal of Taxonomy, 757(1), 50-79. doi.org/10.5852/ejt.2021.757.1413. Link. Published online 29 June 2021

von Byern J, Farkas R, Steinort D, Greistorfer S, Eckhard M & Cyran N (2021) Perspective for a New Bioinspired Permanent Adhesive for dry Conditions - Insights in the Glue Producing Japanese art of Defence System of the Oita Salamander Hynobius dunni. Frontiers in Mechanical Engineering 7:667857. doi: 10.3389/fmech.2021.667857. Link. Published online 24 June 2021

Bibermair J, Ostrovsky AN, Wanninger A & Schwaha T (2021) Reproductive biology, embryonic development and matrotrophy in the phylactolaemate bryozoan Plumatella casmiana. Org Divers Evol (2021). doi.org/10.1007/s13127-021-00497-w. Link. Published online 17 June 2021

Martel C, Rakosy D, Dötterl S, Johnson SD, Ayasse M, Paulus HF, Nilsson LA, Mejlon H and Jersáková J (2021): Specialization for Tachinid Fly Pollination in the Phenologically Divergent Varieties of the Orchid Neotinea ustulata. - Front. Ecol. Evol. 9: 1-17, 659176. doi: 10.3389/fevo.2021.659176. Link. Published online 16 June 2021

Prömer J, Sombke A, Schwaha T (2021) A comparative analysis of the nervous system of cheilostome bryozoans. BMC Zoology 6:20. https://bmczool.biomedcentral.com/articles/10.1186/s40850-021-00084-8. Link. Published online 11 June 2021 

Wipfler 0B, Bradler S, Büsse S, Hammel J, Müller BR & Pass G (2021) Evolutionary morphology of the antennal heart in stick and leaf insects (Phasmatodea) and webspinners (Embioptera) (Insecta: Eukinolabia). Zoomorphology 140, 331–340 (2021). doi.org/10.1007/s00435-021-00526-4. Link. Published online 1 June 2021

Hödl W. 2021. Herpetologische Studien der Arbeitsgruppe um Walter Hödl am 1. Zoologischen Institut (1972–1979) und in den nachfolgenden Abteilungen “Allgemeine Zoologie” (1979–1991), "Evolutionsbiologie” (1991–2011) und “Integrative Zoologie” (2011–2021) der Universität Wien. Teil 1: Aktivitäten in Europa, Von der Elektrophysiologie zur herpetologischen Freilandforschung. ÖGH-Aktuell Nr. 58 (Juni 2021), 32-47. Link.

Natchev N, Nedyalkov N, Kaschieva M & Koynova T (2021) They are Back: Notes on the Presence and the life Activities of the Eurasian Beaver (Castor fiber L. 1758) from the Territory of Bulgaria. Ecologia Balkanika, 13(1): 1-3. Link. Published online June 2021

Geiger M, Koblmüller S, Assandri G, Chovanec A, Ekrem T, Fischer I, Galimberti A, Grabowski M, Haring E, Hausmann A, Hendrich L, Koch S, Mamos T, Rothe U, Rulik B, Rewicz T, Sittenthaler M, Stur E, Tończyk G, Zangl L & Moriniere J (2021) Coverage and quality of DNA barcode references for Central and Northern European Odonata. PeerJ 9:e11192 doi.org/10.7717/peerj.11192. Link. Published online 3 May 2021

Smith SM, EigermanAR, LeCure KM, Kironde E, Privett-Mendoza AG, Fuxjager MJ, Preininger D &  Mangiamele LA (2021) Androgen Receptor Modulates Multimodal Displays in the Bornean Rock Frog (Staurois parvus). Integrative and Comparative Biology, Volume 61, Issue 1, Pages 221–230, doi.org/10.1093/icb/icab042. Link. Published online 1 May 2021

Seiter MSchwaha T, Ferreira RL, Prendini L & WolffFine JO (2021) Fine structure of the epicuticular secretion coat and associated glands of Pedipalpi and Palpigradi (Arachnida). Journal of Morphology, doi.org/10.1002/jmor.21360. Link. Published online 27 April 2021 

Walker AA, Robinson. SD, Paluzzi J-PV, Merritt DJ, Nixon SA, Schroeder CI, Jin J, Goudarzi MH, Kotze AC, Dekan Z, Sombke A , Alewood PF, Fry BG, Epstein ME, Vetter I & King GF (2021) Production, composition, and mode of action of the painful defensive venom produced by a limacodid caterpillar, Doratifera vulnerans. Proceedings of the National Academy of Sciences May 2021, 118 (18) e2023815118; DOI: 10.1073/pnas.2023815118. Link. Published online April 2021

Krenn HW, Karolyi F, Lampert P, Melin A, Colville JF (2021) Nectar Uptake of a Long-Proboscid Prosoeca Fly (Nemestrinidae)—Proboscis Morphology and Flower Shape. Insects. 2021; 12(4):371. doi.org/10.3390/insects12040371. Link. Published online 20 April 2021

Sombke A, Müller CHG (2021) When SEM becomes a deceptive tool of analysis: the unexpected discovery of epidermal glands with stalked ducts on the ultimate legs of geophilomorph centipedes. Front Zool 18, 17 (2021). doi.org/10.1186/s12983-021-00402-3. Link. Published online 20 April 2021

Nekliudova UA, Schwaha TF, Kotenko ON et al (2021) Three in one: evolution of viviparity, coenocytic placenta and polyembryony in cyclostome bryozoans. BMC Ecol Evo 21, 54. doi.org/10.1186/s12862-021-01775-z. Link. Published online 12 April 2021. 

Natchev N, Yordanova K, Topliceanu S, Koynova T, Doichev D & Cogalniceanu D (2021). Ontogenetic Changes of the Aquatic Food Uptake Mode in the Danube Crested Newt (Triturus dobrogicus Kiritzescu 1903). Front. Ecol. Evol. 9:641657. doi: 10.3389/fevo.2021.641657. Link. Pubished online 9 April 2021

Calcino AD, Kenny NJ & Gerdol M (2021) Single individual structural variant detection uncovers widespread hemizygosity in molluscs. Phil. Trans. R. Soc. B3762020015320200153. doi.org/10.1098/rstb.2020.0153. Link. Published online 5 April 2021.

Schwaha TBauder JAS (2021) The freshwater bryozoan Pectinatella magnifica (Leidy, 1851) in the Austrian Danube: first evidence in the Upper Danube basin. BioInvasions Records 10(2). DOI:10.3391/bir.2021.10.2.09. Link. Published 31 March 2021

Tait C, Kharva H, Schubert M, Kritsch D, Sombke A, Rybak J, Feder JL, Olsson SB (2021) A reversal in sensory processing accompanies ongoing ecological divergence and speciation in Rhagoletis pomonella. Proceedings of the Royal Society B 228. Link. Published online 24 March 2021.

Baudouin-Gonzalez L, Schoenauer A, Harper A, Blakeley G, Seiter M, Arif S, Sumner-Rooney L, Russell S, Sharma PP & McGregor AP (2021) The evolution of Sox gene repertoires and regulation of segmentation in arachnids. Molecular Biology and Evolution, 2021; msab088, doi.org/10.1093/molbev/msab088. Link. Published online 23 March 2021.

Kunisch S, Blüml V, Schwaha T, Beisser CJ, Handschuh S & Lemell P (2021) Digital dissection of the head of the frogs Calyptocephalella gayi and Leptodactylus pentadactylus with emphasis on the feeding apparatus. J Anat. doi.org/10.1111/joa.13426. Link. Published online 13 March 2021.

Decker SH, Gordon DP, Spencer Jones ME & Schwaha T (2021) A revision of the ctenostome bryozoan family Pherusellidae, with description of two new species. J Zool Syst Evol Res. doi.org/10.1111/jzs.12466. Link. Published online 8 March 2021.

Schwaha T, Grischenko AV, Melnik VP (2021) Morphology of ctenostome bryozoans: 4. Pierrella plicata. Journal of Morphology. 2021; 1– 8. doi.org/10.1002/jmor.21344. Link. Published online 6 March 2021.

Schwaha T (2021) Morphology of ctenostome bryozoans: 3. Elzerina, Flustrellidra, Bockiella. Journal of Morphology 2021;1–19. doi.org/10.1002/jmor.21334. Link. Published online 12 February 2021.

Salamanca-Díaz DA, Calcino AD, de Oliveira AL & Wanninger A (2021) Non-collinear Hox gene expression in bivalves and the evolution of morphological novelties in mollusks. Sci Rep 11, 3575. doi.org/10.1038/s41598-021-82122-6. Link. Published online 11 Februar 2021.

Burgstaller S, Leeb C, Ringler M & Gollmann G (2021) Demography and spatial activity of fire salamanders, Salamandra salamandra (Linnaeus, 1758), in two contrasting habitats in the Vienna Woods. Herpetozoa 34: 23-34. doi.org/10.3897/herpetozoa.34.e58496. Link. Published online 3 February 2021.

Zenz K, Zettel H, Kuhlmann M & Krenn HW (2021) Morphology, pollen preferences and DNA-barcoding of five Austrian species in the Colletes succinctus group (Hymenoptera, Apidae). Deutsche Entomologische Zeitschrift 68(1): 101-138. doi.org/10.3897/dez.68.55732. Link. Published online 2 February 2021.

Chaloupka S & Rodríguez C (2021) Predation by Leptophis ahaetulla (Serpentes: Colubridae) on Osteocephalus cabrerai (Anura: Hylidae), with a description of its distress call. Herpetology Notes, volume 14: 209-213 (2021). Link. Published online 26 January 2021

Hempel E, Bibi F, Faith JT, Brink JS, Kalthoff DC, Kamminga P, Paijmans JLA, Westbury MV, Hofreiter M & Zachos FE (2021) Identifying the true number of specimens of the extinct blue antelope (Hippotragus leucophaeus). Sci Rep 11, 2100 (2021). doi.org/10.1038/s41598-020-80142-2. Link. Published online 22 January 2021.

Lesch R, Schwaha T, Orozco A, Shilling M, Brunelli S, Hofer M, Bowling DL, Zimmerberg B & Fitch WT (2021) Selection on vocal output affects laryngeal morphology in rats. J Anat. doi.org/10.1111/joa.13366. Link. Published online 21 January 2021.

Paill W, Koblmüller S, Friess T, Gereben-Krenn B-A, Mairhuber C, Raupach MJ & Zangl L. Relicts from Glacial Times: The Ground Beetle Pterostichus adstrictus Eschscholtz, 1823 (Coleoptera: Carabidae) in the Austrian Alps. Insects. 2021; 12(1):84. doi.org/10.3390/insects12010084. Link. Published online 19 January 2021.

Vishnyakov AE, Karagodina NP, Lim-Fong G, Ivanov PA, Schwaha TF, Letarov AV & Ostrovsky AN (2021) First evidence of virus-like particles in the bacterial symbionts of Bryozoa. Sci Rep 11, 4 (2021). doi.org/10.1038/s41598-020-78616-4. Link. Published online 8 January 2021.