1. Aerobic and anaerobic metabolic scaling in the burrowing freshwater crayfish Parastacus pugnax

   • Jorge Toro-Chacon
   • Flora Tickell
   • Mauricio A. Urbina

   Original Paper 04 May 2021 Pages: 617 - 628

   

2. Adaptive mitochondrial response of the whiteleg shrimp Litopenaeus vannamei to environmental challenges and pathogens

   • Chrystian Rodriguez-Armenta
   • Orlando Reyes-Zamora
   • Adriana Muhlia-Almazan

   Original Paper 24 April 2021 Pages: 629 - 644

   

3. Does hypoxia-inducible factor 1α play a role in regulating cutaneous oxygen flux in larval zebrafish (Danio rerio)?

   • Julian J. Parker
   • Steve F. Perry

   Original Paper 27 March 2021 Pages: 645 - 655

   

4. Mitochondrial volume density and evidence for its role in adaptive divergence in response to thermal tolerance in threespine stickleback

   • Matthew R. J. Morris
   • Sara J. Smith
   • Sean M. Rogers

   Original Paper 31 March 2021 Pages: 657 - 668

   

5. Effects of different temperatures on seawater acclimation in rainbow trout Oncorhynchus mykiss: osmoregulation and branchial phospholipid fatty acid composition

   • Jian Ge
   • Ming Huang
   • Shuanglin Dong

   Original Paper 05 April 2021 Pages: 669 - 679

   

6. The development of the O₂-sensing system in an amphibious fish: consequences of variation in environmental O₂ levels

   • Paige V. Cochrane
   • Michael G. Jonz
   • Patricia A. Wright

   Original Paper 23 May 2021 Pages: 681 - 699

   

7. Adrenergic tone benefits cardiac performance and warming tolerance in two teleost fishes that lack a coronary circulation

   • Andreas Ekström
   • Erika Sundell
   • Erik Sandblom

   Original Paper Open access 18 March 2021 Pages: 701 - 709

   

8. Comparison of metabolic scaling between triploid and diploid common carp

   • Yanqiu Zhu
   • Wei Xiong
   • Yiping Luo

   Original Paper 03 April 2021 Pages: 711 - 719

   

9. Metabolic scaling: individual versus intraspecific scaling of Nile tilapia (Oreochromis niloticus)

   • Xiurong Ye
   • Lili Lu
   • Jian Li

   Original Paper 02 May 2021 Pages: 721 - 729

   

10. Osmoregulatory plasticity during hypersaline acclimation in red drum, Sciaenops ocellatus

    • Leighann Martin
    • Andrew J. Esbaugh

    Original Paper 12 April 2021 Pages: 731 - 740

    

11. Effects of underwater and semi-aquatic environments on gut tissue and microbiota of the mudskipper Boleophthalmus pectinirostris

    • Feng Guan
    • Liqin Shen
    • Yongjun Yuan

    Original Paper 31 May 2021 Pages: 741 - 753

    

12. Individual variation in metabolic rate, locomotion capacity and hypoxia tolerance and their relationships in juveniles of three freshwater fish species

    • Xu Pang
    • De-Yong Pu
    • Shi-Jian Fu

    Original Paper 06 June 2021 Pages: 755 - 764

    

13. Metabolic cold adaptation in the Asiatic toad: intraspecific comparison along an altitudinal gradient

    • Song Tan
    • Ping Li
    • Jingfeng Chen

    Original Paper 05 June 2021 Pages: 765 - 776

    

14. The effect of acetazolamide, amiloride, bumetanide and SITS on secretion of fluid and electrolytes by the parotid gland of common wombats, Vombatus ursinus

    • A. M. Beal

    Original Paper 20 April 2021 Pages: 777 - 791

    

15. Differential bone remodeling mechanism in hindlimb unloaded rats and hibernating Daurian ground squirrels: a comparison between artificial and natural disuse

    • Xuli Gao
    • Siqi Wang
    • Hui Chang

    Original Paper 18 May 2021 Pages: 793 - 814

    

16. Lipid signature of neural tissues of marine and terrestrial mammals: consistency across species and habitats

    • Hillary L. Glandon
    • Ai Ning Loh
    • Heather N. Koopman

    Original Paper 11 May 2021 Pages: 815 - 829

    

17. Particle size reduction along the digestive tract of fat sand rats (Psammomys obesus) fed four chenopods

    • Elena I. Naumova
    • Tatyana Y. Chistova
    • A. Allan Degen

    Original Paper 18 March 2021 Pages: 831 - 841