Peer-reviewed Articles - Biology

32 downloads
174 views

Background Advances in 3D shape capture technology have made powerful shape analyses, such as geometric morphometrics, more feasible. While the highly accurate micro-computed tomography (µCT) scanners have been the “gold standard,” recent improvements in 3D surface...

["Biodiversity","Evolutionary Studies","Zoology"]
doi:10.7717/peerj.5032
64 downloads
307 views

Neobalaenines are an enigmatic group of baleen whales represented today by a single living species: the pygmy right whale, Caperea marginata, found only in the Southern Hemisphere. Molecular divergence estimates date the origin of pygmy right whales to 22–26 Ma,...

["Marine Biology","Paleontology","Zoology"]
doi:10.7717/peerj.5025
11 downloads
114 views

We conducted a spatially explicit, stochastic, individually based population viability analysis for the Hawaiian common gallinule (Gallinula galeata sandvicensis), an endangered subspecies of waterbird endemic to fragmented coastal wetlands in Hawai‘i. This subspecies...

["Animal Behavior","Conservation Biology","Zoology","Climate Change Biology","Population Biology"]
doi:10.7717/peerj.4990
9 downloads
103 views

Background Ampelisca eschrichtii Krøyer, 1842 of the Sakhalin Shelf of the Okhotsk Sea, Far Eastern Russia, comprise the highest known biomass concentration of any amphipod population in the world and are a critically important prey source for western gray whales....

["Conservation Biology","Ecology","Marine Biology","Zoology","Histology"]
doi:10.7717/peerj.4841
108 downloads
887 views

We examine the phylogenetic structure and morphological differentiation within the Hynobius kimurae–H. boulengeri species complex—a widely-distributed group of stream-breeding hynobiid salamanders, inhabiting montane areas of western, central and eastern parts...

["Biodiversity","Biogeography","Evolutionary Studies","Taxonomy","Zoology"]
doi:10.7717/peerj.5084
302 downloads
760 views

A new three-dimensionally preserved troodontid specimen consisting of most of the skull, partial mandibles and six articulated cervical vertebrae (PMOL-AD00102) from the Early Cretaceous Yixian Formation of Beipiao, western Liaoning, China is identified as Sinovenator...

["Paleontology","Taxonomy","Zoology"]
doi:10.7717/peerj.4977
22 downloads
104 views

Background The provincial wildlife management agency, British Columbia Ministry of Forests, Lands, Natural Resource Operations and Rural Development, performed a translocation to control the urban mule deer (Odocoileus hemionus; uMD) overpopulation and supplement...

["Conservation Biology","Veterinary Medicine","Zoology","Infectious Diseases"]
doi:10.7717/peerj.4968
37 downloads
327 views

We present two cases of study of ontogenetic allometry in outlines of bivalves using longitudinal data, a rarity among fossils, based on the preserved post-larval record of shells. The examples are two infaunal burrowing bivalves of the southern South America,...

["Evolutionary Studies","Marine Biology","Paleontology","Zoology"]
doi:10.7717/peerj.5051
57 downloads
486 views

The gastric armature of decapod foregut is a feeding structure that sparks controversial debates about the role dietary and historical components have in shaping its morphological traits. Having previous information about the natural diet is an interesting way...

["Ecology","Zoology","Freshwater Biology"]
doi:10.7717/peerj.5028
42 downloads
299 views

The age-based life history of two commercially-important species of snapper (Lutjanidae) and one emperor (Lethrinidae) were characterized from the nearshore fishery of Tutuila, American Samoa. Examination of sagittal otoliths across multiple months and years confirmed...

["Aquaculture","Fisheries and Fish Science","Ecology","Marine Biology","Zoology","Natural Resource Management"]
doi:10.7717/peerj.5069
24 downloads
174 views

Species classification is challenging when taxa display limited morphological differences. In this paper, we combined morphology and DNA barcode data to investigate the complicated taxonomy of two Onychiurid Collembolan species. Thalassaphorura thalassophila and...

["Taxonomy","Zoology"]
doi:10.7717/peerj.5021
23 downloads
102 views

Invasive species are a global threat to biodiversity. Cases where the invasion has been tracked since its beginning are rare, however, such that the first interactions between invasive and native species remain poorly understood. Communication behavior is an integral...

["Animal Behavior","Ecology","Evolutionary Studies","Zoology"]
doi:10.7717/peerj.4888
51 downloads
217 views

The Beal’s-eyed turtle (Sacalia bealei) is endemic to southeastern China and endangered due to poaching and habitat loss. Knowledge of S. bealei ecology is lacking and this study provides baseline information of its reproduction in a natural environment. We studied...

["Animal Behavior","Conservation Biology","Ecology","Zoology"]
doi:10.7717/peerj.4997
30 downloads
231 views

Sugarbirds are a family of two socially-monogamous passerine species endemic to southern Africa. Cape and Gurney’s Sugarbird (Promerops cafer and P. gurneyi) differ in abundance, dispersion across their range and in the degree of sexual dimorphism in tail length,...

["Biodiversity","Conservation Biology","Genetics","Zoology","Population Biology"]
doi:10.7717/peerj.5000
33 downloads
223 views

Freshwater mussels (order: Unionida) represent one of the most critically imperilled groups of animals; consequently, there exists a need to establish a variety of molecular markers for population genetics and systematic studies in this group. Recently, two novel...

["Biodiversity","Conservation Biology","Genetics","Zoology","Freshwater Biology"]
doi:10.7717/peerj.5007

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