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zoology
41 downloads
266 views

Terrestrial predators have been shown to aggregate along stream margins during periods when the emergence of adult aquatic insects is high. Such aggregation may be especially evident when terrestrial surroundings are relatively unproductive, and there are steep...

["Biodiversity","Ecology","Ecosystem Science","Environmental Sciences","Zoology"]
doi:10.7717/peerj.1134
156 downloads
473 views

Palaeopathology offers unique insight to the healing strategies of extinct organisms, permitting questions concerning bone physiology to be answered in greater depth. Unfortunately, most palaeopathological studies are confined to external morphological interpretations...

["Paleontology","Veterinary Medicine","Zoology","Histology"]
doi:10.7717/peerj.1130
29 downloads
265 views

The rove beetle Triacrus dilatus is found in the Atlantic forest of South America and lives in the refuse piles of the paper wasp Agelaia vicina. Adults of T. dilatus are among the largest rove beetles, frequently measuring over 3 cm, and exhibit remarkable variation...

["Entomology","Evolutionary Studies","Taxonomy","Zoology"]
doi:10.7717/peerj.1123
25 downloads
51 views

Rapidly changing climate makes humans realize that there is a critical need to rethink the current conservation and incorporate climate change adaptation into conservation planning. Whether Great Bustards’ (Otis tarda dybowskii), a globally endangered species whose...

["Biodiversity","Biogeography","Conservation Biology","Ecology","Zoology"]
doi:10.7287/peerj.preprints.1263v1
18 downloads
77 views

Most caridean decapods have compound eyes of the reflecting superposition kind and some additionally possess an accessory eye-like organ of unknown function also referred to as the nebenauge. We examined 308 caridean genera to assess the general morphology of the...

["Biodiversity","Ecology","Marine Biology","Zoology"]
doi:10.7287/peerj.preprints.1251v1
19 downloads
302 views

Many decapod crustaceans perform escape tailflips with a neural circuit involving giant interneurons, a specialized fast flexor motor giant (MoG) neuron, populations of larger, less specialized fast flexor motor neurons, and fast extensor motor neurons. These escape-related...

["Neuroscience","Zoology"]
doi:10.7717/peerj.1112
20 downloads
62 views

The concept of phylogenetic homology has been criticized of involving circular argumentation resulting from a methodological gap between its ontological definition and its empirical recognition criteria. Based on the role of similarity for the recognition of phylogenetic...

["Biodiversity","Bioinformatics","Computational Biology","Evolutionary Studies","Zoology"]
doi:10.7287/peerj.preprints.1243v1
33 downloads
297 views

Exposure to constant light has a range of negative effects on behaviour and physiology, including reduced immune function in both vertebrates and invertebrates. It is proposed that the associated suppression of melatonin (a ubiquitous hormone and powerful antioxidant)...

["Entomology","Environmental Sciences","Zoology"]
doi:10.7717/peerj.1075
68 downloads
479 views

Using photos of captive Andean bears of known age and pedigree, and photos of wild Andean bear cubs <6 months old, we evaluated the degree to which visual information may be used to estimate bears’ ages and assess their kinship. We demonstrate that the ages of...

["Animal Behavior","Conservation Biology","Ecology","Zoology"]
doi:10.7717/peerj.1042
86 downloads
285 views

Methylation has previously been associated with allele specific expression in ants. Recently, we found methylation is important in worker reproduction in the bumblebee Bombus terrestris. Here we searched for allele specific expression in twelve genes associated...

["Animal Behavior","Entomology","Evolutionary Studies","Genetics","Zoology"]
doi:10.7717/peerj.1079
49 downloads
70 views

Song features during the breeding season are important for determining classifications. Whether Oriental Cuckoo Cuculus optatus and Himalayan Cuckoo C. saturatus inhabiting the Palearctic and Oriental realms respectively can be distinguished according to song characteristics...

["Animal Behavior","Taxonomy","Zoology"]
doi:10.7287/peerj.preprints.1231v1
45 downloads
74 views

In this paper, I comment on Barrett et al. (2015) "Evolution of dinosaur epidermal structures". Though the original authors made some very interesting results, the conclusions made by them are likely influenced by inappropriate or incorrect assumptions such as...

["Developmental Biology","Evolutionary Studies","Molecular Biology","Paleontology","Zoology"]
doi:10.7287/peerj.preprints.1220v1
72 downloads
136 views

Despite the central role of species distributions in ecology and conservation, occurrence information remains geographically and taxonomically incomplete and biased. Numerous socio-economic and ecological drivers of uneven record collection and mobilization among...

["Biogeography","Bioinformatics","Conservation Biology","Ecology","Zoology"]
doi:10.7287/peerj.preprints.1218v2
1 citation
60 downloads
405 views

Caloric restriction (CR) can trigger gorging behavior. We examined macronutrient choice and behavior in mice that gorged during restriction compared to restricted non-gorgers and controls. Fifty MF1 male mice were restricted to 75% of ad-libitum food intake (FI),...

["Animal Behavior","Zoology"]
doi:10.7717/peerj.1091
22 downloads
250 views

The American brine shrimp Artemia franciscana is invasive in the Mediterranean region where it has displaced native species (the sexual A. salina, and the clonal A. parthenogenetica) from many salt pond complexes. Artemia populations are parasitized by numerous...

["Biodiversity","Ecology","Parasitology","Zoology"]
doi:10.7717/peerj.1073

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