OOIR: Observatory of International Research

Papers

(The median citation count of Zoological Letters is 1. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-05-01 to 2025-05-01.)

Article	Citations
Bones and all: a new critically endangered Pantepui species of Stefania (Anura: Hemiphractidae) and a new osteological synapomorphy for the genus	27
Starvation resistance in the nematode Pristionchus pacificus requires a conserved supplementary nuclear receptor	24
The importance of being integrative: a remarkable case of synonymy in the genus Viridiscus (Heterotardigrada: Echiniscidae)	17
Neuromuscular organization of the benthic ctenophore, Vallicula multiformis	16
Gene transcriptional profiles in gonads of Bacillus taxa (Phasmida) with different cytological mechanisms of automictic parthenogenesis	13
Systematics and phylogeny of the entomopathogenic nematobacterial complexes Steinernema–Xenorhabdus and Heterorhabditis–Photorhabdus	13
Sexual dimorphism in the tardigrade Paramacrobiotus metropolitanus transcriptome	12
Effect of temperature cycles on the sleep-like state in Hydra vulgaris	10
Male spiny frogs enter the underwater battlefield with loose skin exhibiting enhanced penetration of capillaries into the epidermis	10
Male Caenorhabditis elegans optimizes avoidance behavior against acute and chronic stress for successful mating with hermaphrodites	10
Epimorphic development in tropical shallow-water Nymphonidae (Arthropoda: Pycnogonida) revealed by fluorescence imaging	10
Progesterone initiates tendril formation in the oviducal gland during egg encapsulation in cloudy catshark (Scyliorhinus torazame)	9
Photo-refractoriness reflects bet-hedging strategies deployed in unpredictable environments in male Brandt’s voles	7
Boring life: early colony formation and growth in the endolithic bryozoan genus Penetrantia Silén, 1946	7
Detailed morphology of tentacular apparatus and central nervous system in Owenia borealis (Annelida, Oweniidae)	7
Correction: Deep-sea ctenostome bryozoans: revision of the family Pachyzoidae, with description of a new genus and three new species from Zealandia	7
Comparative analysis of Hmx expression and the distribution of neuronal somata in the trigeminal ganglion in lamprey and shark: insights into the homology of the trigeminal nerve branches and the evol	6
A review of the reproductive system in anuran amphibians	6
Correction: Morphological and radiological mapping of dental cusps in relation to spatial constraints on tooth shape of one humped camel (Camelus dromedarius)	5
Difference in sulfur regulation mechanism between tube-dwelling and free-moving polychaetes sympatrically inhabiting deep-sea hydrothermal chimneys	5
Structure of a hinge joint with textured sliding surfaces in terrestrial isopods (Crustacea: Isopoda: Oniscidea)	4
Ancient rivers shaped the current genetic diversity of the wood mouse (Apodemus speciosus) on the islands of the Seto Inland Sea, Japan	4
Photoreceptor genes in a trechine beetle, Trechiama kuznetsovi, living in the upper hypogean zone	4
Linoleic acid as corpse recognition signal in a social aphid	4
New insights into the retinal microstructure-diurnal activity relationship in the African five-lined skink (Trachylepis quinquetaeniata) (Lichtenstein, 1823)	4

Proteins from shrews’ venom glands play a role in gland functioning and venom production	4
Allogeneic testes transplanted into partially castrated adult medaka (Oryzias latipes) can produce donor-derived offspring by natural mating over a prolonged period	3
Type 1 vomeronasal receptor expression in juvenile and adult lungfish olfactory organ	3
The use of polarized light in the zonal orientation of the sandhopper Talitrus saltator (Montagu)	3
Scleral appearance is not a correlate of domestication in mammals	3
Homology of the head sensory structures between Heterotardigrada and Eutardigrada supported in a new species of water bear (Ramazzottiidae: Ramazzottius)	3
Potential of Garra rufa as a novel high-temperature resistant model fish: a review on current and future approaches	3
A transphyletic study of metazoan β-catenin protein complexes	2
The lost generation of Pemphigus populiglobuli (Hemiptera, Aphididae): exploring the taxonomy of the Svalbard aphids of genus Pemphigus	2
A review of the genus Muusoctopus (Cephalopoda: Octopoda) from Arctic waters	2
Origin of the propatagium in non-avian dinosaurs	2
The more we search, the more we find: discovering and expanding the biodiversity in the ring nematode genus Xenocriconemella De Grisse and Loof, 1965 (Nematoda: Criconematidae)	2
The formation of a hatching line in the serosal cuticle confers multifaceted adaptive functions on the eggshell of a cicada	1
Morphological evolution and diversity of pectoral fin skeletons in teleosts	1
Variation in responses to photoperiods and temperatures in Japanese medaka from different latitudes	1
Ecology of endolithic bryozoans: colony development, growth rates and interactions of species in the genus Immergentia	1
Evolution of wing scales in Diptera documented by fossils	1
Ultrastructure of cerebral eyes in Oweniidae and Chaetopteridae (Annelida) – implications for the evolution of eyes in Annelida	1
Context-specific variation and repeatability in behavioral traits of bent-wing bats	1
An approach for elucidating dermal fibroblast dedifferentiation in amphibian limb regeneration	1
Unique bone histology of modern giant salamanders: a study on humeri and femora of Andrias spp.	1
Color vision evolution in egg-laying mammals: insights from visual photoreceptors and daily activities of Australian echidnas	1