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Keywords: amphibian
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Journal Articles
J Exp Biol (2022) 225 (17): jeb243924.
Published: 2 September 2022
...Niclas U. Lundsgaard; Rebecca L. Cramp; Craig E. Franklin ABSTRACT Determining the contribution of elevated ultraviolet-B radiation (UVBR; 280–315 nm) to amphibian population declines is being hindered by a lack of knowledge about how different acute UVBR exposure regimes during early life-history...
Includes: Supplementary data
Journal Articles
J Exp Biol (2022) 225 (13): jeb244376.
Published: 5 July 2022
... work is properly attributed. Summary: Tolerance of naturally acidic, dilute and soft water by larvae of the frog Limnodynastes terraereginae involves adaptations to the branchial calcium transport pathway, which protect intercellular junctions against damage. Amphibian Tadpole Low pH...
Includes: Supplementary data
Journal Articles
J Exp Biol (2021) 224 (20): jeb243325.
Published: 26 October 2021
.... ( 1981 ). Evolution of inner-ear auditory apparatus in the frog . Brain Res. 219 , 149 - 155 . 10.1016/0006-8993(81)90274-2 Lewis , E. R. and Narins , P. M. ( 1999 ). The acoustic periphery of amphibians: anatomy and physiology . In Comparative Hearing: Fish and Amphibians...
Journal Articles
J Exp Biol (2021) 224 (2): jeb237313.
Published: 19 January 2021
.... ( 1987 ). Coding of signals in noise by amphibian auditory nerve fibers . Hear. Res. 26 , 145 - 154 . 10.1016/0378-5955(87)90106-7 Narins , P. M. and Hillery , C. M. ( 1983 ). Frequency Coding in the Inner Ear of Anuran Amphibians.p . Berlin : Springer Berlin Heidelberg...
Includes: Supplementary data
Journal Articles
J Exp Biol (2020) 223 (24): jeb236489.
Published: 21 December 2020
... explained by sensitivity to sound-induced vibrations of the head ( Fig. 5 ). The amphibian inner ear contains up to three acoustically sensitive end organs: the amphibian papilla, the basilar papilla, and the saccular macula (reviewed by Smotherman and Narins, 2000 ). In anuran amphibians for which...
Journal Articles
J Exp Biol (2019) 222 (18): jeb209445.
Published: 23 September 2019
...Matthew J. Robak; Laura K. Reinert; Louise A. Rollins-Smith; Corinne L. Richards-Zawacki ABSTRACT Amphibians worldwide continue to battle an emerging infectious disease, chytridiomycosis, caused by Batrachochytrium dendrobatidis ( Bd ). Southern leopard frogs, Rana sphenocephala , are known...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (11): jeb197467.
Published: 10 June 2019
... to determine efficient routes to any destination. Many birds and mammals are known to employ a cognitive map, but whether other vertebrates can create a cognitive map is less clear. Amphibians are capable of using beacons, gradients and landmarks when navigating, and many are proficient at homing. Yet only one...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (2): jeb191817.
Published: 27 January 2019
...Nicholas C. Wu; Rebecca L. Cramp; Michel E. B. Ohmer; Craig E. Franklin ABSTRACT Chytridiomycosis, a lethal fungal skin disease of amphibians, fatally disrupts ionic and osmotic homeostasis. Infected amphibians increase their skin shedding rate (sloughing) to slow pathogen growth, but the sloughing...
Includes: Supplementary data
Journal Articles
J Exp Biol (2018) 221 (21): jeb186379.
Published: 5 November 2018
...Ze-Peng Liu; Wen-Bin Gu; Dan-Dan Tu; Qi-Hui Zhu; Yi-Lian Zhou; Cong Wang; Lan-Zhi Wang; Miao-An Shu ABSTRACT Ambient temperature-associated stress can affect normal physiological functions in ectotherms. To assess the effects of cold or heat stress on amphibians, giant spiny frogs ( Quasipaa...
Includes: Supplementary data
Journal Articles
J Exp Biol (2018) 221 (18): jeb178236.
Published: 20 September 2018
... , C. R. , Bosch , J. and Davis , D. R. ( 2013 ). A non-invasive water-borne hormone assay for amphibians . Amphib-reptil.   34 , 151 - 162 . Gabor , C. R. , Zabierek , K. C. , Kim , D. S. , da Barbiano , L. A. , Mondelli , M. J. , Bendik , N. F. and Davis...
Journal Articles
J Exp Biol (2018) 221 (14): jeb183707.
Published: 30 July 2018
...Kenzie E. Pereira; Brian I. Crother; David M. Sever; Clifford L. Fontenot, Jr; John A. Pojman, Sr; Damien B. Wilburn; Sarah K. Woodley ABSTRACT Amphibian skin is unique among vertebrate classes, containing a large number of multicellular exocrine glands that vary among species and have diverse...
Journal Articles
J Exp Biol (2018) 221 (14): jeb175752.
Published: 25 July 2018
...Hugh S. Winwood-Smith; Craig R. White ABSTRACT Metabolic rate is commonly estimated from rates of gas exchange. An underappreciated factor that can influence estimates is patterns of pulmonary respiration. Amphibians display discontinuous respiratory patterns, often including long apnoeas...
Journal Articles
J Exp Biol (2017) 220 (19): 3588–3597.
Published: 1 October 2017
... mass divided by density divided by fiber length. Muscle density was taken as 1.056 g cm −3 . Muscle force was calculated by multiplying PCSA by a value of 22 N cm −2 isometric stress for amphibian muscle ( Edman, 1979 ). A static model of bite force was developed that made use of geometric...
Includes: Supplementary data
Journal Articles
J Exp Biol (2017) 220 (18): 3391–3397.
Published: 15 September 2017
... these costs of larval development and metamorphosis. We used an experimental approach to manipulate physiological stress in larval amphibians, along with respirometry and 13 C-breath testing to quantify the energetic and nutritional costs of development and metamorphosis. Central to larval developmental...
Journal Articles
J Exp Biol (2017) 220 (11): 2026–2035.
Published: 1 June 2017
...Nicholas C. Wu; Rebecca L. Cramp; Craig E. Franklin ABSTRACT Amphibian skin is a multifunctional organ providing protection from the external environment and facilitating the physiological exchange of gases, water and salts with the environment. In order to maintain these functions, the outer layer...
Includes: Supplementary data
Journal Articles
J Exp Biol (2017) 220 (7): 1210–1221.
Published: 1 April 2017
...., 2006 ; Thurmond et al., 1986 ). A review of GC concentrations in free-living vertebrates found that many species of amphibians, reptiles and birds seasonally modulate GC release, with both baseline and stress-induced levels being highest during times of breeding ( Romero, 2002 ). Although far less...
Journal Articles
J Exp Biol (2016) 219 (19): 3163–3173.
Published: 1 October 2016
... (semimembranosus and plantaris) vary widely across taxa and show correlations to locomotor performance, particularly jumping performance. Amphibian Contractile Kinetics Muscular Evolution Frog Initial data collection yielded a substantial raw dataset, with potential use beyond this study...
Includes: Supplementary data
Journal Articles
J Exp Biol (2016) 219 (9): 1295–1302.
Published: 1 May 2016
... Amphibians . Curr. Opin. Neurobiol.   22 , 301 - 310 . 10.1016/j.conb.2011.12.014 Bee , M. A. ( 2015 ). Treefrogs as animal models for research on auditory scene analysis and the cocktail party problem . Int. J. Psychophysiol.   95 , 216 - 237 . 10.1016/j.ijpsycho.2014.01.004 Bee...
Journal Articles
J Exp Biol (2016) 219 (3): 431–444.
Published: 1 February 2016
... and thermal robustness than projection powered by muscle contraction, as revealed by comparison of two species of salamanders with different projector muscle architecture. Amphibian Biomechanics Temperature Differences in morphological measurements of the tongue apparatus between Plethodon...
Includes: Supplementary data
Journal Articles
J Exp Biol (2015) 218 (14): 2297–2304.
Published: 1 July 2015
... parasitic infections with leeches and/or trypanosomes affected the immune and stress response of an imperiled giant species of amphibian, the eastern hellbender ( Cryptobranchus alleganiensis Daudin). We monitored corticosterone and white blood cell counts in response to restraint and injection...