Preprints (not yet peer-reviewed)

18 downloads
145 views

A salivary gland salivation stimulating peptide was identified from the salivary glands of the migratory locust by its ability to stimulate cAMP production in the same tissue. The gene coding for this peptide has recently been shown to code for a precursor consisting...

["Agricultural Science","Biochemistry","Entomology","Neuroscience","Zoology"]
doi:10.7287/peerj.preprints.2940v1
327 downloads
1,417 views

1. Stable isotope analysis is a widely used tool for the reconstruction and interpretation of animal diets and trophic relationships. Analytical tools have improved the robustness of inferring the relative contribution of different prey sources to an animal’s diet...

["Computational Biology","Ecology","Ecosystem Science","Zoology","Statistics"]
doi:10.7287/peerj.preprints.1950v3
75 downloads
230 views

Measurements of historical specimens are widely applied in studies of taxonomy, systematics, and ecology, but biologists often assume that the effects of preservative chemicals on the morphology of amphibian specimens do not affect their analyses. We compared the...

["Zoology"]
doi:10.7287/peerj.preprints.2930v1
55 downloads
337 views

Background. With their Pan-American distribution, long-nosed armadillos (genus Dasypus) constitute an understudied model for Neotropical biogeography. This genus currently comprises seven recognized species, the nine-banded armadillo (D. novemcinctus) having the...

["Evolutionary Studies","Taxonomy","Zoology"]
doi:10.7287/peerj.preprints.2923v1
86 downloads
354 views

Background. The systematics of long-nosed armadillos (genus Dasypus) has been mainly based on a handful of external morphological characters and classical measurements. Here, we studied the pattern of morphological variation in the skull of long-nosed armadillos...

["Taxonomy","Zoology"]
doi:10.7287/peerj.preprints.2924v1
63 downloads
259 views

Radio telemetry is a common tool to monitor animals in many ecosystems. Radio telemetry, or radio tracking, typically uses a tag or collar with a radio transmitter attached to an animal that is monitored by researchers with a receiver. This technique is used for...

["Biodiversity","Conservation Biology","Ecology","Zoology"]
doi:10.7287/peerj.preprints.2922v1
128 downloads
447 views

The use of online data repositories and the establishment of new data standards that require data to be computer-parsable so that algorithms can reason over them have become increasingly important with the emergence of high-throughput technologies, Big Data and...

["Biodiversity","Bioinformatics","Computational Biology","Zoology","Computational Science"]
doi:10.7287/peerj.preprints.2429v2
91 downloads
451 views

New records of the Oligo-Miocene mekosuchine crocodilian, Baru, from Queensland and the Northern Territory are described. B. wickeni and B. darrowi are accepted as valid species in the genus and their diagnoses are revised. Both species are present in Queensland...

["Biodiversity","Biogeography","Paleontology","Taxonomy","Zoology"]
doi:10.7287/peerj.preprints.2909v1
79 downloads
317 views

Phylogenetic inference based on evidence from DNA sequences has led to significant strides in the development of a stable and robustly supported framework for the vertebrate tree of life. To date, the bulk of those advances have relied on sequence data from a small...

["Aquaculture, Fisheries and Fish Science","Evolutionary Studies","Zoology"]
doi:10.7287/peerj.preprints.2903v1
115 downloads
398 views

The morphology and affinities of newly discovered disc-shaped soft-bodied fossils from the early Cambrian (Series 2: Stage 4, Dyeran) Carrara Formation are discussed. These specimens show some similarity to the Ordovician Discophyllum Hall, 1847; traditionally...

["Paleontology","Taxonomy","Zoology"]
doi:10.7287/peerj.preprints.2706v2
454 downloads
1,346 views

1) DNA metabarcoding holds great promise for the assessment of macroinvertebrates in stream ecosystems. However, few large-scale studies have compared the performance of DNA metabarcoding with that of routine morphological identification. 2) We performed metabarcoding...

["Biodiversity","Environmental Sciences","Molecular Biology","Zoology","Science Policy"]
doi:10.7287/peerj.preprints.2759v3
46 downloads
232 views

Background. Sturnira is one of the most species-richness in the Neotropic, and it is found from Mexico, Lesser Antilles to Argentina. Genus forms a well-supported monophyletic clade with at least twenty-one recognized species, and several under taxonomic review....

["Ecology","Genetics","Molecular Biology","Zoology"]
doi:10.7287/peerj.preprints.2886v1
43 downloads
203 views

Locusts are famous for its excellent jumping performance. Jumping helps locusts avoid predators and initiate flight. In this paper, high-speed videos are recorded to analyze the jumping performance of Locusta migratoria Linnaeus from ground with different roughness....

["Animal Behavior","Mathematical Biology","Zoology"]
doi:10.7287/peerj.preprints.2877v1
50 downloads
148 views

This paper focus a rare case of natural disappearance of feral pigs (Sus scrofa) in an extensive area without using traditional methods of eradication programs. The study was conducted both in the Private Reserve of Natural Heritage (PRNH) Sesc Pantanal and in...

["Conservation Biology","Ecology","Zoology"]
doi:10.7287/peerj.preprints.2876v1
852 downloads
292 views

Incorrect snake identification from the observable visual traits is a major reason of death resulting from snake bites. So far no automatic classification method has been proposed to distinguish snakes by deciphering the taxonomy features of snake for the two major...

["Bioinformatics","Computational Biology","Taxonomy","Zoology"]
doi:10.7287/peerj.preprints.2867v1
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