Peer-reviewed Articles - Biology

20 downloads
218 views

In a recent study, Amsalem, Orlova & Grozinger (2015) performed experiments with Bombus impatiens bumblebees to test the hypothesis that saturated cuticular hydrocarbons are evolutionarily conserved signals used to regulate reproductive division of labor in many...

["Animal Behavior","Evolutionary Studies"]
doi:10.7717/peerj.3332
18 downloads
205 views

The role of serotonin (5-hydroxytryptamine, 5-HT) in social behavior regulation is not fully understood. While 5-HT release in nuclei of the social behavior network has generally been associated with inhibition of aggressive behavior across multiple classes of...

["Animal Behavior","Neuroscience"]
doi:10.7717/peerj.3331
27 downloads
117 views

Finding suitable forage patches in a heterogeneous landscape, where patches change dynamically both spatially and temporally could be challenging to large herbivores, especially if they have no a priori knowledge of the location of the patches. We tested whether...

["Animal Behavior","Ecology"]
doi:10.7717/peerj.3178
75 downloads
359 views

The boundary zone between two different hydrological regimes is often a biologically enriched environment with distinct planktonic communities. In the center of the Amazon River basin, muddy white water of the Amazon River meets with black water of the Negro River,...

["Animal Behavior","Fisheries and Fish Science","Biodiversity","Ecology"]
doi:10.7717/peerj.3308
27 downloads
275 views

The objective of this study was to evaluate the effects of social relationships on the feed intake, eating behavior, and growth, upon exposure to a novel diet, in Hanwoo (Bos taurus coreanae) heifers during pregnancy. Twenty-four pregnant Hanwoo heifers, averaging...

["Agricultural Science","Animal Behavior","Veterinary Medicine"]
doi:10.7717/peerj.3329
57 downloads
271 views

Background Exercise can change cellular structure and connectivity (neurogenesis or synaptogenesis), causing alterations in both behavior and working memory. The aim of this study was to evaluate the effect of exercise on working memory and hippocampal neurogenesis...

["Animal Behavior","Neurology","Psychiatry and Psychology"]
doi:10.7717/peerj.2976
270 downloads
3,072 views

Eight whale sharks tagged with pop-up satellite archival tags off the Gulf of California, Mexico, were tracked for periods of 14–134 days. Five of these sharks were adults, with four females visually assessed to be pregnant. At least for the periods they were tracked,...

["Animal Behavior","Conservation Biology","Marine Biology"]
doi:10.7717/peerj.3271
52 downloads
405 views

The present study investigated the understanding of goal-directed actions in Tonkean macaques (Macaca tonkeana) using the unwilling versus unable paradigm, previously used in several species. Subjects were tested in three experimental conditions that varied according...

["Animal Behavior","Evolutionary Studies","Neuroscience","Zoology"]
doi:10.7717/peerj.3227
74 downloads
346 views

Burying beetles (genus Nicrophorus) are relatively rare among insects in providing sophisticated parental care. Consequently, they have become model species in research analysing social evolution, the evolution of parental care and mating systems. We used the recently...

["Animal Behavior","Ecology","Genetics","Zoology"]
doi:10.7717/peerj.3278
66 downloads
225 views

Background Nutritional programming takes place in early development. Variation in the quality and/or quantity of nutrients in early development can influence long-term health and viability. However, little is known about the mechanisms of nutritional programming....

["Animal Behavior","Bioinformatics","Evolutionary Studies","Genetics","Metabolic Sciences"]
doi:10.7717/peerj.3275
46 downloads
323 views

Low-frequency urban noise can interfere with avian communication through masking. Some species are able to shift the frequency of their vocalizations upwards in noisy conditions, which may reduce the effects of masking. However, results from playback studies investigating...

["Animal Behavior","Ecology","Zoology"]
doi:10.7717/peerj.3257
29 downloads
229 views

Background Melolonthinae beetles, comprising different white grub species, are a globally-distributed pest group. Their larvae feed on roots of several crop and forestry species, and adults can cause severe defoliation. In New Zealand, the endemic scarab pest Costelytra...

["Animal Behavior","Ecology","Entomology","Zoology"]
doi:10.7717/peerj.3213
107 downloads
502 views

It has recently been proposed that the caudal curvature (concave caudal side) observed in the radioulna of terrestrial quadrupeds is an adaptation to the habitual action of the triceps muscle which causes cranial bending strains (compression on cranial side). The...

["Animal Behavior","Biophysics","Zoology"]
doi:10.7717/peerj.3229
50 downloads
235 views

In birds, the environmental variables and intrinsic characteristics of the nest have important fitness consequences through its influence on the selection of nesting sites. However, the extent to which these variables interact with variables that operate at the...

["Animal Behavior","Ecology"]
doi:10.7717/peerj.3182
76 downloads
450 views

Predation is one of the key factors governing patterns in natural systems, and adjustments of prey behaviors in response to a predator stimulus can have important ecological implications for wild fish. To investigate the effects of predators on the behavior of...

["Animal Behavior","Aquaculture, Fisheries and Fish Science"]
doi:10.7717/peerj.3222

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