1. Youth in the study of comparative physiology: insights from demography in the wild

   • Richard W. Hill
   • David A. Sleboda
   • Justin J. Millar

   Review Open access 22 October 2020 Pages: 1 - 16

   

2. The ontogeny of Na⁺ balance during rapid smoltification in pink salmon (Oncorhynchus gorbuscha)

   • Emily J. Gallagher
   • Till S. Harter
   • Colin J. Brauner

   Original Paper 24 September 2020 Pages: 17 - 28

   

3. The ontogeny of Na⁺ uptake in larval rainbow trout reared in waters of different Na⁺ content

   • Emily J. Gallagher
   • Till S. Harter
   • Colin J. Brauner

   Original Paper 24 September 2020 Pages: 29 - 42

   

4. Effects of acute warming on cardiac and myotomal sarco(endo)plasmic reticulum ATPase (SERCA) of thermally acclimated brown trout (Salmo trutta)

   • Matti Vornanen

   Original Paper Open access 26 September 2020 Pages: 43 - 53

   

5. Postprandial cardiorespiratory responses and the regulation of digestion-associated tachycardia in Nile tilapia (Oreochromis niloticus)

   • Igor Noll Guagnoni
   • Vinicius Araújo Armelin
   • Luiz Henrique Florindo

   Original Paper 01 October 2020 Pages: 55 - 67

   

6. Early-life stress influences ion balance in developing zebrafish (Danio rerio)

   • A. J. Hare
   • A. M. Zimmer
   • K. M. Gilmour

   Original Paper 16 October 2020 Pages: 69 - 84

   

7. A marine teleost, Opsanus beta, compensates acidosis in hypersaline water by H⁺ excretion or reduced HCO₃⁻ excretion rather than HCO₃⁻ uptake

   • Zongli Yao
   • Kevin L. Schauer
   • Martin Grosell

   Original Paper 17 October 2020 Pages: 85 - 98

   

8. Effects of hypoxic acclimation on contractile properties of the spongy and compact ventricular myocardium of steelhead trout (Oncorhynchus mykiss)

   • Jordan C. Roberts
   • Christian Carnevale
   • Douglas A. Syme

   Original Paper 21 October 2020 Pages: 99 - 111

   

9. Differential effects of bicarbonate on severe hypoxia- and hypercapnia-induced cardiac malfunctions in diverse fish species

   • Mandy Lo
   • Arash Shahriari
   • Anthony P. Farrell

   Original Paper 20 November 2020 Pages: 113 - 125

   

10. The effects of elevated potassium, acidosis, reduced oxygen levels, and temperature on the functional properties of isolated myocardium from three elasmobranch fishes: clearnose skate (Rostroraja eglanteria), smooth dogfish (Mustelus canis), and sandbar shark (Carcharhinus plumbeus)

    • Gail D. Schwieterman
    • Maggie M. Winchester
    • Richard W. Brill

    Original Paper 04 January 2021 Pages: 127 - 141

    

11. Effects of organic mercury on Mytilus galloprovincialis hemocyte function and morphology

    • Maria Giovanna Parisi
    • Jessica Pirrera
    • Matteo Cammarata

    Original Paper Open access 26 September 2020 Pages: 143 - 158

    

12. Physiological and morphological correlates of extreme acid tolerance in larvae of the acidophilic amphibian Litoria cooloolensis

    • Edward A. Meyer
    • Craig E. Franklin
    • Rebecca L. Cramp

    Original Paper 01 October 2020 Pages: 159 - 171

    

13. Freeze tolerance and the underlying metabolite responses in the Xizang plateau frog, Nanorana parkeri

    • Yonggang Niu
    • Wangjie Cao
    • Qiang Chen

    Original Paper 06 October 2020 Pages: 173 - 184

    

14. Blood oxygen stores of olive ridley sea turtles, Lepidochelys olivacea are highly variable among individuals during arribada nesting

    • B. Gabriela Arango
    • Martha Harfush-Meléndez
    • Daniel E. Crocker

    Original Paper 16 October 2020 Pages: 185 - 194

    

15. Ontogeny of leukocyte profiles in a wild altricial passerine

    • Jaime Muriel
    • Carmen Vida
    • Lorenzo Pérez-Rodríguez

    Original Paper 16 November 2020 Pages: 195 - 206

    

16. Coming to grips with life upside down: how myosin fiber type and metabolic properties of sloth hindlimb muscles contribute to suspensory function

    • Kyle B. Spainhower
    • Allan K. Metz
    • Michael T. Butcher

    Original Paper 19 November 2020 Pages: 207 - 224

    

17. Phenotypic flexibility in heat production and heat loss in response to thermal and hydric acclimation in the zebra finch, a small arid-zone passerine

    • Michał S. Wojciechowski
    • Anna Kowalczewska
    • Małgorzata Jefimow

    Original Paper Open access 18 October 2020 Pages: 225 - 239

    

18. Correction to: Phenotypic flexibility in heat production and heat loss in response to thermal and hydric acclimation in the zebra finch, a small arid-zone passerine

    • Michał S. Wojciechowski
    • Anna Kowalczewska
    • Małgorzata Jefimow

    Correction 28 November 2020 Pages: 241 - 241