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Page 10 of 16

  1. Maternal kin selection is a driving force in the evolution of mammalian social complexity and it requires that kin are distinctive from nonkin. The transition from the ancestral state of asociality to the deri...

    Authors: Sharon E Kessler, Ute Radespiel, Alida I F Hasiniaina, Lisette M C Leliveld, Leanne T Nash and Elke Zimmermann

    Citation: Frontiers in Zoology 2014 11:14

    Content type: Research

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  2. Bivalve teredinids inflict great destruction to wooden maritime structures. Yet no comprehensive study was ever carried out on these organisms in European coastal waters. Thus, the aims of this study were to: ...

    Authors: Luísa MS Borges, Lucas M Merckelbach, Íris Sampaio and Simon M Cragg

    Citation: Frontiers in Zoology 2014 11:13

    Content type: Research

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  3. Free-living flatworms, in both marine and freshwater environments, are able to adhere to and release from a substrate several times within a second. This reversible adhesion relies on adhesive organs comprised...

    Authors: Birgit Lengerer, Robert Pjeta, Julia Wunderer, Marcelo Rodrigues, Roberto Arbore, Lukas Schärer, Eugene Berezikov, Michael W Hess, Kristian Pfaller, Bernhard Egger, Sabrina Obwegeser, Willi Salvenmoser and Peter Ladurner

    Citation: Frontiers in Zoology 2014 11:12

    Content type: Research

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  4. In biparental birds testosterone levels of males are typically high during the mating phase and decrease during the parental phase. Testosterone implants may enhance mating behaviors, increase the likelihood o...

    Authors: Camila P Villavicencio, Beate Apfelbeck and Wolfgang Goymann

    Citation: Frontiers in Zoology 2014 11:11

    Content type: Research

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  5. How important are sexual hormones beyond their function in reproductive biology has yet to be understood. In this study, we analyzed the effects of sex steroids on the biology of the embryonic amphibian epider...

    Authors: Patricia Castillo-Briceno and Laurent Kodjabachian

    Citation: Frontiers in Zoology 2014 11:9

    Content type: Research

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  6. Higher-level systematics in amphibians is relatively stable. However, recent phylogenetic studies of African torrent-frogs have uncovered high divergence in these phenotypically and ecologically similar frogs,...

    Authors: Michael F Barej, Andreas Schmitz, Rainer Günther, Simon P Loader, Kristin Mahlow and Mark-Oliver Rödel

    Citation: Frontiers in Zoology 2014 11:8

    Content type: Research

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  7. Chitons (Polyplacophora) are molluscs considered to have a simple nervous system without cephalisation. The position of the class within Mollusca is the topic of extensive debate and neuroanatomical characters...

    Authors: Julia D Sigwart, Lauren H Sumner-Rooney, Enrico Schwabe, Martin Heß, Gerard P Brennan and Michael Schrödl

    Citation: Frontiers in Zoology 2014 11:7

    Content type: Research

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  8. The Mediterranean sacoglossan Elysia timida is one of the few sea slug species with the ability to sequester chloroplasts from its food algae and to subsequently store them in a functional state in the digestive ...

    Authors: Valerie Schmitt, Katharina Händeler, Susanne Gunkel, Marie-Line Escande, Diedrik Menzel, Sven B Gould, William F Martin and Heike Wägele

    Citation: Frontiers in Zoology 2014 11:5

    Content type: Research

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  9. Villin 1 is an actin-regulatory protein involved in the formation of microvilli of mammalian enterocytes. The microvilli, finger-like protrusions, are more abundant on the apical surfaces of gill ionocytes in ...

    Authors: Chao-Kai Kang and Tsung-Han Lee

    Citation: Frontiers in Zoology 2014 11:2

    Content type: Research

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  10. Several mammalian species spontaneously align their body axis with respect to the Earth’s magnetic field (MF) lines in diverse behavioral contexts. Magnetic alignment is a suitable paradigm to scan for the occ...

    Authors: Vlastimil Hart, Petra Nováková, Erich Pascal Malkemper, Sabine Begall, Vladimír Hanzal, Miloš Ježek, Tomáš Kušta, Veronika Němcová, Jana Adámková, Kateřina Benediktová, Jaroslav Červený and Hynek Burda

    Citation: Frontiers in Zoology 2013 10:80

    Content type: Research

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  11. A remarkable aspect of bird migration is its nocturnality, particularly common in Passeriformes. The switch in activity from purely diurnal to also nocturnal is evident even in caged birds that during migrator...

    Authors: Leonida Fusani, Francesca Coccon, Alfonso Rojas Mora and Wolfgang Goymann

    Citation: Frontiers in Zoology 2013 10:79

    Content type: Research

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  12. Females having a longer telomere and lifespan than males have been documented in many animals. Such linkage however has never been reported in fish. Progressive shortening of telomere length is an important ag...

    Authors: Singaram Gopalakrishnan, Napo KM Cheung, Bill WP Yip and Doris WT Au

    Citation: Frontiers in Zoology 2013 10:78

    Content type: Research

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  13. Life-history theory predicts that organisms trade off survival against reproduction. However, the time scales on which various consequences become evident and the physiology mediating the cost of reproduction ...

    Authors: Arne Hegemann, Kevin D Matson, Heiner Flinks and B Irene Tieleman

    Citation: Frontiers in Zoology 2013 10:77

    Content type: Research

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  14. Immediate responses towards emotional utterances in humans are determined by the acoustic structure and perceived relevance, i.e. salience, of the stimuli, and are controlled via a central feedback taking into...

    Authors: Hanna B Kastein, Vinoth AK Kumar, Sripathi Kandula and Sabine Schmidt

    Citation: Frontiers in Zoology 2013 10:75

    Content type: Research

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  15. The impact of social parasites on their hosts’ fitness is a strong selective pressure that can lead to the evolution of adapted defence strategies. Guarding the nest to prevent the intrusion of parasites is a ...

    Authors: Pierre Blacher, Laurie Boreggio, Chloé Leroy, Paul Devienne, Nicolas Châline and Stéphane Chameron

    Citation: Frontiers in Zoology 2013 10:74

    Content type: Research

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  16. The so-called ventral organs are amongst the most enigmatic structures in Onychophora (velvet worms). They were described as segmental, ectodermal thickenings in the onychophoran embryo, but the same term has ...

    Authors: Ivo de Sena Oliveira, Noel N Tait, Ira Strübing and Georg Mayer

    Citation: Frontiers in Zoology 2013 10:73

    Content type: Research

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  17. In the honeybee Apis mellifera, female larvae destined to become a queen are fed with royal jelly, a secretion of the hypopharyngeal glands of young nurse bees that rear the brood. The protein moiety of royal jel...

    Authors: Anja Buttstedt, Robin FA Moritz and Silvio Erler

    Citation: Frontiers in Zoology 2013 10:72

    Content type: Research

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  18. The freshwater sculpins (genus Cottus) are small, bottom-living fishes widely distributed in North America and Europe. The taxonomy of European species has remained unresolved for a long time due to the overlap o...

    Authors: Orphal Colleye, Michael Ovidio, André Salmon and Eric Parmentier

    Citation: Frontiers in Zoology 2013 10:71

    Content type: Research

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  19. Due to its remarkable species diversity and micro-endemism, Madagascar has recently been suggested to serve as a biogeographic model region. However, hypothesis-based tests of various diversification mechanism...

    Authors: Matthias Markolf and Peter M Kappeler

    Citation: Frontiers in Zoology 2013 10:70

    Content type: Research

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  20. One of the most important decisions that an animal has to make in its life is choosing a mate. Although most studies in sexual selection assume that mate choice is rational, this assumption has not been tested...

    Authors: François-Xavier Dechaume-Moncharmont, Marine Freychet, Sébastien Motreuil and Frank Cézilly

    Citation: Frontiers in Zoology 2013 10:69

    Content type: Research

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  21. The monk parakeet (Myiopsitta monachus) is a widespread invasive species native to southern South America that has become established in many regions of the world. Monk parakeets breed in a large, fully enclosed ...

    Authors: Juan José Martínez, María Carla de Aranzamendi, Juan F Masello and Enrique H Bucher

    Citation: Frontiers in Zoology 2013 10:68

    Content type: Research

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  22. Individuals should aim to adjust their parental behaviours in order to maximize the success of their offspring but minimize associated costs. Plasticity in parental care is well documented from various bird, m...

    Authors: Eva Ringler, Andrius Pašukonis, Walter Hödl and Max Ringler

    Citation: Frontiers in Zoology 2013 10:67

    Content type: Research

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  23. Promiscuity is frequently used to describe animal mating behaviour, and especially to describe multiple mating by females. Yet this use of the term is incorrect, perhaps reflecting an erroneous adoption of com...

    Authors: Mark A Elgar, Therésa M Jones and Kathryn B McNamara

    Citation: Frontiers in Zoology 2013 10:66

    Content type: Commentary

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  24. Regeneration is a widespread phenomenon in the animal kingdom, but the capacity to restore damaged or missing tissue varies greatly between different phyla and even within the same phylum. However, the distant...

    Authors: Elena Perea-Atienza, Maria Botta, Willi Salvenmoser, Robert Gschwentner, Bernhard Egger, Alen Kristof, Pedro Martinez and Johannes Georg Achatz

    Citation: Frontiers in Zoology 2013 10:64

    Content type: Research

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  25. While a number of studies have illustrated and analyzed 3D models of inner ears in higher vertebrates, inner ears in fishes have rarely been investigated in 3D, especially with regard to the sensory epithelia ...

    Authors: Tanja Schulz-Mirbach, Martin Heß and Brian D Metscher

    Citation: Frontiers in Zoology 2013 10:63

    Content type: Methodology

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  26. Multi-level fission-fusion societies, characteristic of a number of large brained mammal species including some primates, cetaceans and elephants, are among the most complex and cognitively demanding animal so...

    Authors: Graeme Shannon, Rob Slotow, Sarah M Durant, Katito N Sayialel, Joyce Poole, Cynthia Moss and Karen McComb

    Citation: Frontiers in Zoology 2013 10:62

    Content type: Research

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  27. Artificial light-at-night is known to affect a broad array of behaviours and physiological processes. In urbanized bird species, light-at-night advances important biological rhythms such as daily cycles of act...

    Authors: Davide M Dominoni, Wolfgang Goymann, Barbara Helm and Jesko Partecke

    Citation: Frontiers in Zoology 2013 10:60

    Content type: Research

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  28. To understand the evolution of acoustic communication in animals, it is important to distinguish between the structure and the usage of vocal signals, since both aspects are subject to different constraints. I...

    Authors: Peter Maciej, Ibrahima Ndao, Kurt Hammerschmidt and Julia Fischer

    Citation: Frontiers in Zoology 2013 10:58

    Content type: Research

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  29. In the past decades, many studies focused on the cell motility of apicomplexan invasive stages as they represent a potential target for chemotherapeutic intervention. Gregarines (Conoidasida, Gregarinasina) ar...

    Authors: Andrea Valigurová, Naděžda Vaškovicová, Naďa Musilová and Joseph Schrével

    Citation: Frontiers in Zoology 2013 10:57

    Content type: Research

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  30. In the past decade ecological speciation has been recognized as having an important role in the diversification of plant-feeding insects. Aphids are host-specialised phytophagous insects that mate on their hos...

    Authors: Emmanuelle Jousselin, Astrid Cruaud, Gwenaelle Genson, François Chevenet, Robert G Foottit and Armelle Cœur d’acier

    Citation: Frontiers in Zoology 2013 10:56

    Content type: Research

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  31. Many scientific disciplines rely on correct taxon delineations and identifications. So does a great part of the general public as well as decision makers. Researchers, students and enthusiastic amateurs often ...

    Authors: Michael Balke, Stefan Schmidt, Axel Hausmann, Emmanuel FA Toussaint, Johannes Bergsten, Matthew Buffington, Christoph L Häuser, Alexander Kroupa, Gregor Hagedorn, Alexander Riedel, Andrew Polaszek, Rosichon Ubaidillah, Lars Krogmann, Andreas Zwick, Martin Fikáček, Jiří Hájek…

    Citation: Frontiers in Zoology 2013 10:55

    Content type: Commentary

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  32. Traditionally, the origin of the third germ layer and its special formation of coelomic cavities by enterocoely is regarded to be an informative character in phylogenetic analyses. In early deuterostomes such ...

    Authors: Sabrina Kaul-Strehlow and Thomas Stach

    Citation: Frontiers in Zoology 2013 10:53

    Content type: Research

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  33. In Annelida two types of photoreceptor cells (PRCs) are regarded as generally present, rhabdomeric and ciliary PRCs. In certain taxa, however, an additional type of PRC may occur, the so called phaosomal PRC. ...

    Authors: Carmen Döring, Jasmin Gosda, Kristin Tessmar-Raible, Harald Hausen, Detlev Arendt and Günter Purschke

    Citation: Frontiers in Zoology 2013 10:52

    Content type: Research

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  34. Regulation of pH homeostasis is a central feature of all animals to cope with acid–base disturbances caused by respiratory CO2. Although a large body of knowledge is available for vertebrate and mammalian pH regu...

    Authors: Marian Y Hu, Jay-Ron Lee, Li-Yih Lin, Tin-Han Shih, Meike Stumpp, Mong-Fong Lee, Pung-Pung Hwang and Yung-Che Tseng

    Citation: Frontiers in Zoology 2013 10:51

    Content type: Research

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  35. A mother carries her young in many altricial mammals, such as cats, lions, rats and mice. During maternal carrying, the transported young assume a compact posture. We have recently shown that, in both humans a...

    Authors: Sachine Yoshida, Gianluca Esposito, Ryuko Ohnishi, Yousuke Tsuneoka, Shota Okabe, Takefumi Kikusui, Tadafumi Kato and Kumi O Kuroda

    Citation: Frontiers in Zoology 2013 10:50

    Content type: Research

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  36. The Vespertilionidae is the largest family of bats, characterized by high occurrence of morphologically convergent groups, which impedes the study of their evolutionary history. The situation is even more comp...

    Authors: Darina Koubínová, Nancy Irwin, Pavel Hulva, Petr Koubek and Jan Zima

    Citation: Frontiers in Zoology 2013 10:48

    Content type: Research

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  37. The nemertean pilidium is a long-lived feeding larva unique to the life cycle of a single monophyletic group, the Pilidiophora, which is characterized by this innovation. That the pilidium feeds on small plank...

    Authors: George von Dassow, Richard B Emlet and Svetlana A Maslakova

    Citation: Frontiers in Zoology 2013 10:47

    Content type: Research

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  38. In mammals, internal Na+ homeostasis is maintained through Na+ reabsorption via a variety of Na+ transport proteins with mutually compensating functions, which are expressed in different segments of the nephrons....

    Authors: Wei-Jen Chang, Yi-Fang Wang, Huei-Jyun Hu, Jung-Hsuan Wang, Tsung-Han Lee and Pung-Pung Hwang

    Citation: Frontiers in Zoology 2013 10:46

    Content type: Research

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