Articles
Page 1 of 18
-
Citation: Frontiers in Zoology 2024 21:18
-
De novo assembly of transcriptomes and differential gene expression analysis using short-read data from emerging model organisms – a brief guide
Many questions in biology benefit greatly from the use of a variety of model systems. High-throughput sequencing methods have been a triumph in the democratization of diverse model systems. They allow for the ...
Citation: Frontiers in Zoology 2024 21:17 -
Paternal care plasticity: males care more for early- than late-developing embryos in an arboreal breeding treefrog
Parental care benefits offspring but comes with costs. To optimize the trade-off of costs and benefits, parents should adjust care based on intrinsic and/or extrinsic conditions. The harm to offspring hypothes...
Citation: Frontiers in Zoology 2024 21:16 -
Segregation of endosymbionts in complex symbiotic system of cicadas providing novel insights into microbial symbioses and evolutionary dynamics of symbiotic organs in sap-feeding insects
The most extraordinary systems of symbiosis in insects are found in the suborder Auchenorrhyncha of Hemiptera, which provide unique perspectives for uncovering complicated insect-microbe symbiosis. We investig...
Citation: Frontiers in Zoology 2024 21:15 -
Metabolism gene expression in worker honey bees after exposure to 50Hz electric field - semi-field analysis
The investigation of the effects of artificial 50 Hz electric field (E-field) frequency on Apis mellifera is a relatively new field of research. Since the current literature focuses mainly on short-term effects, ...
Citation: Frontiers in Zoology 2024 21:14 -
Postembryonic development and lifestyle shift in the commensal ribbon worm
Various morphological adaptations are associated with symbiotic relationships between organisms. One such adaptation is seen in the nemertean genus Malacobdella. All species in the genus are commensals of mollusc...
Citation: Frontiers in Zoology 2024 21:13 -
Sex differences in foraging ecology of a zooplanktivorous little auk Alle alle during the pre-laying period: insights from remote sensing and animal-tracking
Energy and time allocation in seabirds differ between consecutive stages of breeding given various requirements of particular phases of the reproductive period. Theses allocations may also be sex-specific cons...
Citation: Frontiers in Zoology 2024 21:12 -
What frog gill resorption brings: loss of function, cell death, and metabolic reorganization
Anuran metamorphosis, which is driven by thyroid hormone (TH)-mediated processes, orchestrates intricate morphological and functional transformations for the transition from aquatic tadpoles to terrestrial lif...
Citation: Frontiers in Zoology 2024 21:11 -
Fine-grained image classification on bats using VGG16-CBAM: a practical example with 7 horseshoe bats taxa (CHIROPTERA: Rhinolophidae: Rhinolophus) from Southern China
Rapid identification and classification of bats are critical for practical applications. However, species identification of bats is a typically detrimental and time-consuming manual task that depends on taxono...
Citation: Frontiers in Zoology 2024 21:10 -
Molecular analysis of scats revealed diet and prey choice of grey wolves and Eurasian lynx in the contact zone between the Dinaric Mountains and the Alps
A comprehensive understanding of the dietary habits of carnivores is essential to get ecological insights into their role in the ecosystem, potential competition with other carnivorous species, and their effec...
Citation: Frontiers in Zoology 2024 21:9 -
Updated single cell reference atlas for the starlet anemone Nematostella vectensis
The recent combination of genomics and single cell transcriptomics has allowed to assess a variety of non-conventional model organisms in much more depth. Single cell transcriptomes can uncover hidden cellular...
Citation: Frontiers in Zoology 2024 21:8 -
Obituary: Claus Nielsen 1938–2024
Citation: Frontiers in Zoology 2024 21:7 -
Correction: Support for a radiation of free-living flatworms in the African Great Lakes region and the description of five new Macrostomum species
Citation: Frontiers in Zoology 2024 21:6 -
Rediscovering the unusual, solitary bryozoan Monobryozoon ambulans Remane, 1936: first molecular and new morphological data clarify its phylogenetic position
One of the most peculiar groups of the mostly colonial phylum Bryozoa is the taxon Monobryozoon, whose name already implies non-colonial members of the phylum. Its peculiarity and highly unusual lifestyle as a me...
Citation: Frontiers in Zoology 2024 21:5 -
Fat accumulation in striped hamsters (Cricetulus barabensis) reflects the temperature of prior cold acclimation
Proper adjustments of metabolic thermogenesis play an important role in thermoregulation in endotherm to cope with cold and/or warm ambient temperatures, however its roles in energy balance and fat accumulatio...
Citation: Frontiers in Zoology 2024 21:4 -
Differences in spatial niche of terrestrial mammals when facing extreme snowfall: the case in east Asian forests
Recent climate changes have produced extreme climate events. This study focused on extreme snowfall and intended to discuss the vulnerability of temperate mammals against it through interspecies comparisons of...
Citation: Frontiers in Zoology 2024 21:3 -
New insights into mesoderm and endoderm development, and the nature of the onychophoran blastopore
Early during onychophoran development and prior to the formation of the germ band, a posterior tissue thickening forms the posterior pit. Anterior to this thickening forms a groove, the embryonic slit, that...
Citation: Frontiers in Zoology 2024 21:2 -
Wide-spread dispersal in a deep-sea brooding polychaete: the role of natural history collections in assessing the distribution in quill worms (Onuphidae, Annelida)
Modern integrative taxonomy-based annelid species descriptions are detailed combining morphological data and, since the last decades, also molecular information. Historic species descriptions are often compara...
Citation: Frontiers in Zoology 2024 21:1 -
MicroRNA ame-let-7 targets Amdop2 to increase sucrose sensitivity in honey bees (Apis mellifera)
As an important catecholamine neurotransmitter in invertebrates and vertebrates, dopamine plays multiple roles in the life of the honey bee. Dopamine receptors (DA), which specifically bind to dopamine to acti...
Citation: Frontiers in Zoology 2023 20:41 -
The oral sensory organs in Bathochordaeus stygius (Tunicata Appendicularia) are unique in structure and homologous to the coronal organ
Appendicularia consists of approximately 70 purely marine species that belong to Tunicata the probable sister taxon to Craniota. Therefore, Appendicularia plays a pivotal role for our understanding of chordate...
Citation: Frontiers in Zoology 2023 20:40 -
Frequency jumps and subharmonic components in calls of female Odorrana tormota differentially affect the vocal behaviors of male frogs
Studies have demonstrated that the sounds of animals from many taxa with nonlinear phenomena (NLP)—caused by nonlinear characteristics of vocal organ dynamics that lead to nonlinear vocal phenomena—can influen...
Citation: Frontiers in Zoology 2023 20:39 -
Using fuzzy logic to compare species distribution models developed on the basis of expert knowledge and sampling records
Experts use knowledge to infer the distribution of species based on fuzzy logical assumptions about the relationship between species and the environment. Thus, expert knowledge is amenable to fuzzy logic model...
Citation: Frontiers in Zoology 2023 20:38 -
Holding in the stream: convergent evolution of suckermouth structures in Loricariidae (Siluriformes)
Suckermouth armoured catfish (Loricariidae) are a highly speciose and diverse freshwater fish family, which bear upper and lower lips forming an oral disc. Its hierarchical organisation allows the attachment t...
Citation: Frontiers in Zoology 2023 20:37 -
Despite genetic isolation in sympatry, post-copulatory reproductive barriers have not evolved between bat- and human-associated common bedbugs (Cimex lectularius L.)
The common bedbug Cimex lectularius is a widespread ectoparasite on humans and bats. Two genetically isolated lineages, parasitizing either human (HL) or bat (BL) hosts, have been suggested to differentiate becau...
Citation: Frontiers in Zoology 2023 20:36 -
Comparative metabolomics analysis reveals high-altitude adaptations in a toad-headed viviparous lizard, Phrynocephalus vlangalii
Extreme environmental conditions at high altitude, such as hypobaric hypoxia, low temperature, and strong UV radiation, pose a great challenge to the survival of animals. Although the mechanisms of adaptation ...
Citation: Frontiers in Zoology 2023 20:35 -
Effects of reduced kinematic and social play experience on affective appraisal of human-rat play in rats
Play is a common and developmentally important behaviour in young mammals. Specifically in Norway rats (Rattus norvegicus), reduced opportunity to engage in rough-and-tumble (RT) play has been associated with imp...
Citation: Frontiers in Zoology 2023 20:34 -
Age, brood fate, and territory quality affect nest-site fidelity in white stork Ciconia ciconia
A particular type of site fidelity is faithfulness to the nest site, where birds are not only reoccupying breeding territories but also reusing nests built in previous breeding seasons. Staying faithful to the...
Citation: Frontiers in Zoology 2023 20:33 -
Evolutionary trade-off between innate and acquired immune defences in birds
The development, maintenance, and use of immune defences are costly. Therefore, animals face trade-offs in terms of resource allocation within their immune system and between their immune system and other phys...
Citation: Frontiers in Zoology 2023 20:32 -
Support for a radiation of free-living flatworms in the African Great Lakes region and the description of five new Macrostomum species
The African Great Lakes have long been recognized as an excellent location to study speciation. Most famously, cichlid fishes have radiated in Lake Tanganyika and subsequently spread into Lake Malawi and Lake ...
Citation: Frontiers in Zoology 2023 20:31 -
Food patch use of Japanese quail (Coturnix japonica) varies with personality traits
The classic optimal foraging theory (OFT) predicts animals’ food patch use assuming that individuals in a population use the same strategy while foraging. However, due to the existence of animal personality, i...
Citation: Frontiers in Zoology 2023 20:30 -
Minimal resin embedding of SBF-SEM samples reduces charging and facilitates finding a surface-linked region of interest
For decoding the mechanism of how cells and organs function information on their ultrastructure is essential. High-resolution 3D imaging has revolutionized morphology. Serial block face scanning electron micro...
Citation: Frontiers in Zoology 2023 20:29 -
Third-party intervention and post-conflict behaviour in agonistic encounters of pigs (Sus scrofa)
Third-party interference in agonistic contests entails a deliberate intervention in an ongoing fight by a bystanding individual (third party) and may be followed by post-conflict social behaviour to provide su...
Citation: Frontiers in Zoology 2023 20:28 -
Body mass is associated with hibernation length, body temperature, and heart rate in free-ranging brown bears
Despite centuries of research, debate remains on the scaling of metabolic rate to mass especially for intraspecific cases. The high variation of body mass within brown bears presents a unique opportunity to st...
Citation: Frontiers in Zoology 2023 20:27 -
Terebra steering in chalcidoid wasps
Various chalcidoid wasps can actively steer their terebra (= ovipositor shaft) in diverse directions, despite the lack of terebral intrinsic musculature. To investigate the mechanisms of these bending and rota...
Citation: Frontiers in Zoology 2023 20:26 -
Age-related mating rates among ecologically distinct lineages of bedbugs, Cimex lectularius
Understanding how many mates an animal has in its lifetime is a critical factor in sexual selection. At the same time, differences in an organism's ecology, such as the quantity and quality of food, could be r...
Citation: Frontiers in Zoology 2023 20:25 -
Effects of meteorological conditions on brood care in cooperatively breeding carrion crow and consequences on reproductive success
Meteorological stressors (e.g., temperature and rain shortage) constrain brood provisioning in some bird species, but the consequences on reproductive success have been rarely quantified. Here we show, in a co...
Citation: Frontiers in Zoology 2023 20:24 -
Variations in small-scale movements of, Rousettus aegyptiacus, a Marburg virus reservoir across a seasonal gradient
Bats are increasingly being recognized as important hosts for viruses, some of which are zoonotic and carry the potential for spillover within human and livestock populations. Biosurveillance studies focused o...
Citation: Frontiers in Zoology 2023 20:23 -
First 3-D reconstruction of copulation in Lepidoptera: interaction of genitalia in Tortrix viridana (Tortricidae)
The process of copulation in Lepidoptera is understudied and poorly understood from a functional perspective. The purpose of the present paper is to study the interaction of the male and female genitalia of Tortr...
Citation: Frontiers in Zoology 2023 20:22 -
Proteins from toad’s parotoid macroglands: do they play a role in gland functioning and chemical defence?
Parotoid gland secretion of bufonid toads is a rich source of toxic molecules that are used against predators, parasites and pathogens. Bufadienolides and biogenic amines are the principal compounds responsibl...
Citation: Frontiers in Zoology 2023 20:21 -
Interactions between carnivore species: limited spatiotemporal partitioning between apex predator and smaller carnivores in a Mediterranean protected area
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...
Citation: Frontiers in Zoology 2023 20:20 -
Food availability positively affects the survival and somatic maintenance of hibernating garden dormice (Eliomys quercinus)
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 ...
Citation: Frontiers in Zoology 2023 20:19 -
Southern Europe is becoming climatically favourable for African birds: anticipating the establishment of a new species
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...
Citation: Frontiers in Zoology 2023 20:18 -
Hide or die when the winds bring wings: predator avoidance by activity shift in a mountain snake
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...
Citation: Frontiers in Zoology 2023 20:17 -
On latches in biological systems: a comparative morphological and functional study of the retinaculum and the dens lock in Collembola
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...
Citation: Frontiers in Zoology 2023 20:16 -
A methodological exploration to study 2D arm kinematics in Ophiuroidea (Echinodermata)
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...
Citation: Frontiers in Zoology 2023 20:15 -
Appearance of a transparent protrusion containing two pairs of legs on the apodous ring preceding the anamorphic molt in a millipede, Niponia nodulosa
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...
Citation: Frontiers in Zoology 2023 20:14 -
The effect of temperature and invasive alien predator on genetic and phenotypic variation in the damselfly Ischnura elegans: cross-latitude comparison
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...
Citation: Frontiers in Zoology 2023 20:13 -
Offspring thermal demands and parental brooding efficiency differ for precocial birds living in contrasting climates
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...
Citation: Frontiers in Zoology 2023 20:12 -
Correction: A protective nesting association with native species counteracts biotic resistance for the spread of an invasive parakeet from urban into rural habitats
Citation: Frontiers in Zoology 2023 20:11 -
Scorpionfish rapidly change colour in response to their background
To facilitate background matching in heterogenous environments, some animals rapidly change body colouration. Marine predatory fishes might use this ability to hide from predators and prey. Here, we focus on s...
Citation: Frontiers in Zoology 2023 20:10
Follow
- ISSN: 1742-9994 (electronic)