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zoology
37 downloads
286 views

Background. Neochelys franzeni Schleich, 1993 is the only pleurodire or side-necked turtle from the middle Eocene, Messel Pit (the first UNESCO, World Natural Heritage Site in Germany, since 1995). The original description of the species is based on two specimens...

["Biodiversity","Evolutionary Studies","Paleontology","Taxonomy","Zoology"]
doi:10.7717/peerj.1221
19 downloads
197 views

Geographical patterns in body size have been described across a wide range of species, leading to the development of a series of fundamental biological rules. However, shape variables are less well-described despite having substantial consequences for organism...

["Biogeography","Ecology","Entomology","Evolutionary Studies","Zoology"]
doi:10.7717/peerj.1219
44 downloads
323 views

Background. Frogs are generalist predators of a wide range of typically small prey items. But descriptions of dietary items regularly include other anurans, such that frogs are considered to be among the most important of anuran predators. However, the only existing...

["Animal Behavior","Ecology","Zoology"]
doi:10.7717/peerj.1204
174 downloads
152 views

As conspicuous modular components of benthic marine habitats, gorgonian (sea fan) octocorals have perplexed taxonomists for centuries through their shear diversity, particularly throughout the Indo–Pacific. Phenotypic incongruence within and between seemingly unitary...

["Marine Biology","Molecular Biology","Taxonomy","Zoology"]
doi:10.7717/peerj.1128
36 downloads
230 views

Most caridean decapods have compound eyes of the reflecting superposition kind, and additionally some 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...

["Biodiversity","Ecology","Marine Biology","Zoology"]
doi:10.7717/peerj.1176
132 downloads
439 views

Neotropical bats of the genus Carollia are widely studied due to their abundance, distribution and relevance for ecosystems. However, the ecomorphological boundaries of these species are poorly differentiated, and consequently correspondence between their geographic...

["Ecology","Evolutionary Studies","Taxonomy","Zoology"]
doi:10.7717/peerj.1197
40 downloads
177 views

The cause of mammalian cycles—the rise and fall of populations over a predictable period of time—has remained controversial since these patterns were first observed over a century ago. In spite of extensive work on observable mammalian cycles, the field has remained...

["Ecology","Mathematical Biology","Zoology"]
doi:10.7717/peerj.1180
135 downloads
845 views

A new miniaturized toadled of the genus Brachycephalus (Anura: Brachycephalidae) is described from Serra do Quiriri in the municipality of Campo Alegre, Santa Catarina, southern Brazil. Specimens were collected from the leaf litter between from 1,263 and 1,318...

["Biodiversity","Taxonomy","Zoology"]
doi:10.7717/peerj.1179
20 downloads
284 views

Artificial light pollution is drastically changing the sensory environments of animals. Even though many animals are now living in these changed environments, the effect light pollution has on animal behavior is poorly understood. We investigated the effect of...

["Animal Behavior","Ecology","Evolutionary Studies","Zoology"]
doi:10.7717/peerj.1174
1 citation
123 downloads
570 views

Background. The Late Cretaceous is a keystone period to understand the origin and early radiation of Crocodylia, the group containing all extant lineages of crocodilians. Among the taxa described from the latest Cretaceous of Europe, the genus Allodaposuchus is...

["Animal Behavior","Paleontology","Taxonomy","Zoology"]
doi:10.7717/peerj.1171
520 downloads
335 views

Greylag goose populations are steadily increasing in north-western Europe. Although individuals breeding in the Netherlands have been considered mainly sedentary birds, those from Scandinavia or northern Germany fly towards their winter quarters, namely over France...

["Biodiversity","Zoology"]
doi:10.7717/peerj.1161
49 downloads
299 views

In recent years the systematic position of genera in the shrimp families Gnathophyllidae and Hymenoceridae has been under debate, with phylogenetic studies suggesting the families are not real family level units. Here, we review the molecular evidence as well as...

["Biodiversity","Marine Biology","Taxonomy","Zoology"]
doi:10.7717/peerj.1167
36 downloads
206 views

Relationships between species and their habitats are not always constant. Different processes may determine changes in species-habitat association: individuals may prefer different habitat typologies in different periods, or they may be forced to occupy a different...

["Animal Behavior","Ecology","Zoology"]
doi:10.7717/peerj.1122
85 downloads
245 views

Almost all extant testudinids are highly associated with terrestrial habitats and the few tortoises with high affinity to aquatic environments are found within the genus Manouria. Manouria belongs to a clade which forms a sister taxon to all remaining tortoises...

["Animal Behavior","Ecology","Evolutionary Studies","Zoology"]
doi:10.7717/peerj.1172
81 downloads
493 views

Sanderlings (Calidris alba) are long-distance migratory shorebirds with a non-breeding range that spans temperate and tropical coastal habitats. Breeding in the High Arctic combined with non-breeding seasons in the tropics necessitate long migrations, which are...

["Animal Behavior","Ecology","Zoology"]
doi:10.7717/peerj.1125

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