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  1. There is need of information on ecological interactions that keystone species such as apex predators establish in ecosystems recently recolonised. Interactions among carnivore species have the potential to inf...

    Authors: Francesco Ferretti, Raquel Oliveira, Mariana Rossa, Irene Belardi, Giada Pacini, Sara Mugnai, Niccolò Fattorini and Lorenzo Lazzeri
    Citation: Frontiers in Zoology 2023 20:20
  2. Torpor is an energy saving strategy achieved by substantial reductions of metabolic rate and body temperature that enables animals to survive periods of low resource availability. During hibernation (multiday ...

    Authors: Sylvain Giroud, Marie-Therese Ragger, Amélie Baille, Franz Hoelzl, Steve Smith, Julia Nowack and Thomas Ruf
    Citation: Frontiers in Zoology 2023 20:19
  3. The current modification of species distribution ranges, as a response to a warmer climate, constitutes an interesting line of work and a recent challenge for biogeography. This study aimed to determine if the...

    Authors: Sandro López-Ramírez, Darío Chamorro, Raimundo Real and Antonio-Román Muñoz
    Citation: Frontiers in Zoology 2023 20:18
  4. Understanding predator–prey relationships is fundamental in many areas of ecology and conservation. In reptiles, basking time often increases the risk of predation and one way to minimise this risk is to reduc...

    Authors: Dávid Radovics, Márton Szabolcs, Szabolcs Lengyel and Edvárd Mizsei
    Citation: Frontiers in Zoology 2023 20:17
  5. Springtails have the ability to jump using morphological structures consisting of a catapult, the furca, and a latching system constructed with interaction of the retinaculum and the dens lock. The retinaculum...

    Authors: Birk Rillich and Fábio G. L. Oliveira
    Citation: Frontiers in Zoology 2023 20:16
  6. Brittle stars, unlike most other echinoderms, do not use their small tube feet for locomotion but instead use their flexible arms to produce a rowing or reverse rowing movement. They are among the fastest-movi...

    Authors: Mona Goharimanesh, Sabine Stöhr, Fereshteh Ghassemzadeh, Omid Mirshamsi and Dominique Adriaens
    Citation: Frontiers in Zoology 2023 20:15
  7. Arthropods gradually change their forms through repeated molting events during postembryonic development. Anamorphosis, i.e., segment addition during postembryonic development, is seen in some arthropod lineag...

    Authors: Soma Chiyoda, Kohei Oguchi and Toru Miura
    Citation: Frontiers in Zoology 2023 20:14
  8. Understanding and predicting how organisms respond to human-caused environmental changes has become a major concern in conservation biology. Here, we linked gene expression and phenotypic data to identify cand...

    Authors: Guillaume Wos, Gemma Palomar, Marzena Marszałek, Wiesław Babik and Szymon Sniegula
    Citation: Frontiers in Zoology 2023 20:13
  9. Chicks of precocial birds hatch well-developed and can search actively for food but their homeothermy develops gradually during growth. This makes them dependent on heat provided by parents (“brooding”), which...

    Authors: Veronika Kolešková, Miroslav E. Šálek, Kateřina Brynychová, Petr Chajma, Lucie Pešková, Esmat Elhassan, Eva Petrusová Vozabulová, Veronika Janatová, Aisha Almuhery and Martin Sládeček
    Citation: Frontiers in Zoology 2023 20:12
  10. Endurance flight impose substantial oxidative costs on the avian oxygen delivery system. In particular, the accumulation of irreversible damage in red blood cells can reduce the capacity of blood to transport ...

    Authors: Maciej Dzialo, Amadeusz Bryła, Kristen J. DeMoranville, Katherine M. Carbeck, Olivia Fatica, Lisa Trost, Barbara Pierce, Edyta T. Sadowska, Scott R. McWilliams and Ulf Bauchinger
    Citation: Frontiers in Zoology 2023 20:9
  11. Gastrointestinal (GI) functions are controlled by the enteric nervous system (ENS) in vertebrates, but data on snakes are scarce, as most studies were done in mammals. However, the feeding of many snakes, incl...

    Authors: Tobias Kohl, Lejla Ridzal, Birgit Kuch, Marlene Hartel, Corinna Kreft, Ahmed Musoski, Klaus Michel, Harald Luksch, Michael Schemann and Anita Annaházi
    Citation: Frontiers in Zoology 2023 20:8
  12. Functional diversity is important to maintain ecosystem functioning. Species with different ecomorphological traits may display distinct functional roles in ecosystems. Accordingly, functionally extreme specie...

    Authors: Jing Lan, Zijian Sun, Jianyi Feng, Chunlin Zhao, Da Kang, Wenbo Zhu, Tian Zhao and Shengqi Su
    Citation: Frontiers in Zoology 2023 20:7
  13. Urban development results in habitat destruction, affecting populations of amphibians, the most fragile group of vertebrates. With changes in the environment, these animals become more exposed to light and pre...

    Authors: Tijana B. Radovanović, Tamara G. Petrović, Branka R. Gavrilović, Svetlana G. Despotović, Jelena P. Gavrić, Ana Kijanović, Marko Mirč, Nataša Tomašević Kolarov, Tanja Vukov and Marko D. Prokić
    Citation: Frontiers in Zoology 2023 20:6
  14. Several hypotheses have been proposed to explain parasite infection in parental species and their hybrids. Hybrid heterosis is generally applied to explain the advantage for F1 generations of hybrids exhibitin...

    Authors: Neira Dedić, Lukáš Vetešník and Andrea Šimková
    Citation: Frontiers in Zoology 2023 20:5
  15. Large-scale species monitoring remains a significant conservation challenge. Given the ongoing biodiversity crisis, the need for reliable and efficient methods has never been greater. Drone-based techniques ha...

    Authors: Andrea Varela-Jaramillo, Gonzalo Rivas-Torres, Juan M. Guayasamin, Sebastian Steinfartz and Amy MacLeod
    Citation: Frontiers in Zoology 2023 20:4
  16. Urban areas are increasing worldwide, which poses threats to animal wildlife. However, in certain cases cities can provide refuges for endangered animals. The European green toad (Bufotes viridis) is one of such ...

    Authors: Lukas Landler, Stephan Burgstaller and Silke Schweiger
    Citation: Frontiers in Zoology 2023 20:3
  17. Molting is an important physiological process in the growth and development of arthropoda, which is mainly regulated by juvenile hormone and ecdysone. CYP302A1 is a key enzyme which plays a critical role in th...

    Authors: Huiying Qi, Huijuan Cao, Yajie Zhao, Yaqin Cao, Qide Jin, Yeping Wang, Kun Zhang and Daogui Deng
    Citation: Frontiers in Zoology 2023 20:2
  18. The high-altitude-adapted frog Rana kukunoris, occurring on the Tibetan plateau, is an excellent model to study life history evolution and adaptation to harsh high-altitude environments. However, genomic resource...

    Authors: Wei Chen, Hongzhou Chen, Jiahong Liao, Min Tang, Haifen Qin, Zhenkun Zhao, Xueyan Liu, Yanfang Wu, Lichun Jiang, Lixia Zhang, Bohao Fang, Xueyun Feng, Baowei Zhang, Kerry Reid and Juha Merilä
    Citation: Frontiers in Zoology 2023 20:1
  19. Unique genetic adaptations are present in bears of every species across the world. From (nearly) shutting down important organs during hibernation to preventing harm from lifestyles that could easily cause met...

    Authors: Courtney Willey and Ron Korstanje
    Citation: Frontiers in Zoology 2022 19:30
  20. Aeolid nudibranchs are well-known for their ability to incorporate cnidarian nematocysts and use them for defense; this process is tightly linked with the feeding preferences of molluscs. As many nudibranch gr...

    Authors: Irina A. Ekimova, Olga A. Vorobyeva, Anna L. Mikhlina, Dimitry M. Schepetov, Elena V. Vortsepneva, Tatiana I. Antokhina and Vladimir V. Malakhov
    Citation: Frontiers in Zoology 2022 19:29
  21. Energy demand for reproduction leads to a wide diversity of foraging and life-history strategy among wild animals, linking to a common objective to maximize reproductive success. Semelparous squid species in p...

    Authors: Dongming Lin, Na Zang, Kai Zhu, Gang Li and Xinjun Chen
    Citation: Frontiers in Zoology 2022 19:28
  22. Recent technological advances opened the opportunity to simultaneously study gene expression for thousands of individual cells on a genome-wide scale. The experimental accessibility of such single-cell RNA seq...

    Authors: Gordon Wiegleb, Susanne Reinhardt, Andreas Dahl and Nico Posnien
    Citation: Frontiers in Zoology 2022 19:27
  23. Predicting invasiveness requires an understanding of the propensity of a given species to thrive in areas with novel ecological challenges. Evaluation of realized niche shift of an invasive species in its inva...

    Authors: Zhenhua Luo, Monica A. Mowery, Xinlan Cheng, Qing Yang, Junhua Hu and Maydianne C. B. Andrade
    Citation: Frontiers in Zoology 2022 19:25
  24. Portunoidea (Heterotremata) is a morphologically disparate taxon of true crabs (Brachyura) best-known for many of its representatives being considered “swimming crabs”. The term “swimming crab”, however, somet...

    Authors: Dennis Hazerli, Christoph Gert Höpel and Stefan Richter
    Citation: Frontiers in Zoology 2022 19:24
  25. Sex differentiation can be viewed as a controlled regulatory balance between sex differentiation-related mRNAs and post-transcriptional mechanisms mediated by non-coding RNAs. In mammals, increasing evidence h...

    Authors: Xiujuan Zhang, Wenhua Wu, Jiabin Zhou, Linmiao Li, Haiying Jiang and Jinping Chen
    Citation: Frontiers in Zoology 2022 19:23
  26. Scallops are among the best-studied bivalve mollusks. However, adult nervous system and neurogenesis studies of scallops are limited. Here, we studied the localization of neurotransmitters (serotonin/5-HT, FMR...

    Authors: Marina Kniazkina and Vyacheslav Dyachuk
    Citation: Frontiers in Zoology 2022 19:22
  27. Division of labour (DOL) is ubiquitous across biological hierarchies. In eusocial insects, DOL is often characterized by age-related task allocation, but workers can flexibly change their tasks, allowing for D...

    Authors: Yasunari Tanaka, Masaru K. Hojo and Hiroyuki Shimoji
    Citation: Frontiers in Zoology 2022 19:20
  28. The radula, a chitinous membrane with embedded teeth, is one important molluscan autapomorphy. In some taxa (Polyplacophora and Patellogastropoda) one tooth type (the dominant lateral tooth) was studied intens...

    Authors: Wencke Krings, Jan-Ole Brütt and Stanislav N. Gorb
    Citation: Frontiers in Zoology 2022 19:19
  29. Due to their cost effectiveness, ease of use, and unlimited supply, immortalized cell lines are used in place of primary cells for a wide range of research purposes, including gene function studies, CRISPR-bas...

    Authors: Kyung Min Jung, Young Min Kim, Eunhui Yoo and Jae Yong Han
    Citation: Frontiers in Zoology 2022 19:18
  30. Intracellular sequestration requires specialized cellular and molecular mechanisms allowing a predator to retain and use specific organelles that once belonged to its prey. Little is known about how common cel...

    Authors: Jessica A. Goodheart, Vanessa Barone and Deirdre C. Lyons
    Citation: Frontiers in Zoology 2022 19:16
  31. Echinoderms are a phylum of marine invertebrates with close phylogenetic relationships to chordates. Many members of the phylum Echinodermata are capable of extensive post-traumatic regeneration and life-long ...

    Authors: Vladimir Mashanov, Lauren Whaley, Kenneth Davis, Thomas Heinzeller, Denis Jacob Machado, Robert W. Reid, Janice Kofsky and Daniel Janies
    Citation: Frontiers in Zoology 2022 19:15
  32. Pycnogonida (sea spiders) is the sister group of all other extant chelicerates (spiders, scorpions and relatives) and thus represents an important taxon to inform early chelicerate evolution. Notably, phylogen...

    Authors: Karina Frankowski, Katsumi Miyazaki and Georg Brenneis
    Citation: Frontiers in Zoology 2022 19:14
  33. Sexual selection has driven sexual dimorphism in agonistic behaviour in many species. Agonistic behaviour is fundamentally altered by domestication and captivity, but it is unclear whether ancestral sex differ...

    Authors: Irene Camerlink, Marianne Farish, Gareth Arnott and Simon P. Turner
    Citation: Frontiers in Zoology 2022 19:13
  34. The comparative embryology of Chelicerata has greatly advanced in recent years with the integration of classical studies and genetics, prominently spearheaded by developmental genetic works in spiders. Nonethe...

    Authors: Guilherme Gainett, Audrey R. Crawford, Benjamin C. Klementz, Calvin So, Caitlin M. Baker, Emily V. W. Setton and Prashant P. Sharma
    Citation: Frontiers in Zoology 2022 19:11
  35. Separation of biotic and abiotic impacts on species diversity distribution patterns across a significant climatic gradient is a challenge in the study of diversity maintenance mechanisms. The basic task is to ...

    Authors: Fang Luo, Ling-Zeng Meng, Jian Wang and Yan-Hong Liu
    Citation: Frontiers in Zoology 2022 19:10
  36. Relatively few studies have examined the interactive effects of ecological factors on physiological responses in wild animals. Nearly all of them have been short-term investigations that did not include experi...

    Authors: Aneta Arct, Szymon M. Drobniak, Anna Dubiec, Rafał Martyka, Joanna Sudyka, Lars Gustafsson and Mariusz Cichoń
    Citation: Frontiers in Zoology 2022 19:9
  37. The diversity of biological and ecological characteristics of organisms, and the underlying genetic patterns and processes of speciation, makes the development of universally applicable genetic species delimit...

    Authors: Shahan Derkarabetian, James Starrett and Marshal Hedin
    Citation: Frontiers in Zoology 2022 19:8
  38. The onset of morphological differences between related groups can be tracked at early stages during embryological development. This is expressed in functional traits that start with minor variations, but event...

    Authors: Faviel A. López-Romero, Fidji Berio, Daniel Abed-Navandi and Jürgen Kriwet
    Citation: Frontiers in Zoology 2022 19:7
  39. Despite its important implications in behavioural and evolutionary ecology, male mate choice has been poorly studied, and the relative contribution of personality and morphological traits remains largely unkno...

    Authors: Chunlin Li, Xinyu Zhang, Peng Cui, Feng Zhang and Baowei Zhang
    Citation: Frontiers in Zoology 2022 19:5
  40. Glucocorticoids (e.g. cortisol) are associated with variation in social behavior, and previous studies have linked baseline as well as challenge-induced glucocorticoid concentrations to dominance status. It is...

    Authors: Taylor L. Rystrom, Romy C. Prawitt, S. Helene Richter, Norbert Sachser and Sylvia Kaiser
    Citation: Frontiers in Zoology 2022 19:4