Results 31 to 40 of about 69,368 (333)

Morphometry of the stone crayfish (Austropotamobius torrentium) in the Czech Republic: allometry and sexual dimorphism

open access: yesKnowledge and Management of Aquatic Ecosystems, 2015
The stone crayfish Austropotamobius torrentium (Schrank, 1803) is a native crayfish species in the Czech Republic. Biometric analysis of this crayfish species in the Czech Republic has not been performed up to now.
Vlach P., Valdmanová L.
doaj   +1 more source

On Roeweriella balcanica, a mysterious species of Marpissa from the Balkan Peninsula (Araneae, Salticidae) [PDF]

open access: yes, 2009
The taxonomic position of the poorly known species Roeweriella balcanica Kratochvíl, 1932 from Croatia is discussed. The species is illustrated and re-described on the basis of the female holotype. The genus Roeweriella Kratochvíl, 1932 (type species: R.
Logunov, Dmitri V.
core   +2 more sources

Chthonius (Chthonius) carinthiacus and Chthonius (Ephippiochthonius) tuberculatus new to the fauna of Slovakia (Pseudoscorpiones: Chthoniidae) [PDF]

open access: yes, 2011
The pseudoscorpions Chthonius (Chthonius) carinthiacus Beier, 1951 and Chthonius (Ephippiochthonius) tuberculatus Hadži, 1937, are recorded for the first time from Slovakia.
Christophoryová, Jana   +2 more
core   +1 more source

No compromise between metabolism and behavior of decorator crabs in reduced pH conditions. [PDF]

open access: yes, 2019
Many marine calcifiers experience metabolic costs when exposed to experimental ocean acidification conditions, potentially limiting the energy available to support regulatory processes and behaviors. Decorator crabs expend energy on decoration camouflage
Graeve, Olivia A   +3 more
core   +3 more sources

Observations on carapace color change in the juvenile big-headed turtle (Platysternon megacephalum) [PDF]

open access: yesPeerJ, 2019
The carapace color of newborn big-headed turtles (Platysternon megacephalum) is polymorphic and usually consists of two phenotypes: yellowish brown and olive green.
Dainan Cao   +4 more
doaj   +2 more sources

Ostracods (Crustacea) associated with microbialites across the Permian-Triassic boundary in Dajiang (Guizhou Province, South China) [PDF]

open access: yes, 2012
26 samples were processed for a taxonomic study of ostracods from the Upper Permian (Changhsingian) - Lower Triassic (Griesbachian) interval of the Dajiang section, Guizhou Province, South China. 112 species belonging to 27 genera are recognized.
Forel, Marie-Béatrice
core   +6 more sources

Optimal Salinity for Head-Starting Northern River Terrapins (Batagur baska Gray, 1831)

open access: yesAnimals, 2019
Northern river terrapins (Batagur baska Gray, 1831) are Asia’s largest turtles living in both freshwater and brackish water. In the current study, the optimal salinity for head-starting programs of this critically endangered species was ...
Suthep Jualaong   +7 more
doaj   +1 more source

Multidisciplinary discovery of ancient restoration using a rare mud carapace on a mummified individual from late New Kingdom Egypt.

open access: yesPLoS ONE, 2021
CT scans of an unnamed mummified adult from Egypt, now in the Chau Chak Wing Museum, University of Sydney (NMR.27.3), reveal it to be fully sheathed in a mud shell or carapace, exposing a mortuary treatment not previously documented in the Egyptian ...
Karin Sowada   +8 more
doaj   +1 more source

Chthonius hungaricus and Larca lata new to the fauna of Slovakia (Pseudoscorpiones: Chthoniidae, Larcidae) [PDF]

open access: yes, 2011
Chthonius (Chthonius) hungaricus Mahnert, 1980 and Larca lata (Hansen, 1884) were recorded for the first time from Slovakia. The finding of C. hungaricus in Slovakia is the second known record since its description and the finding of L. lata is the first
Christophoryová, Jana   +2 more
core   +2 more sources

Some aspects of the ecology of the leatherback turtle Dermochelys coriacea at Laguna Jalova, Costa Rica [PDF]

open access: yes, 1987
The ecology and reproductive biology of the leatherback turtle (Dennochelys coriacea) was studied on a high-energy nesting beach near Laguna Jalova, Costa Rica, between 28 March and 8 June 1985.
Hirth, Harold F., Ogren, Larry H.
core  

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