1. Body mass and sex, not local climate, drive differences in chill coma recovery times in common garden reared bumble bees

   • K. Jeannet Oyen
   • Laura E. Jardine
   • Michael E. Dillon

   Original Paper 25 June 2021 Pages: 843 - 854

   

2. Cortisol and glucocorticoid receptor 2 regulate acid secretion in medaka (Oryzias latipes) larvae

   • Chia-Hao Lin
   • Huei-Jyun Hu
   • Pung-Pung Hwang

   Original Paper 17 July 2021 Pages: 855 - 864

   

3. Magnesium transport in the aglomerular kidney of the Gulf toadfish (Opsanus beta)

   • Nina G. Walker Hansen
   • Steffen S. Madsen
   • Martin Grosell

   Original Paper 23 July 2021 Pages: 865 - 880

   

4. Adaptation of AMPK-mTOR-signal pathways and lipid metabolism in response to low- and high-level rapeseed meal diet in Chinese perch (Siniperca chuatsi)

   • Jiao Li
   • Xu-Fang Liang
   • Shan He

   Original Paper 09 August 2021 Pages: 881 - 894

   

5. Immune activation affects whole-organism performance in male but not female green anole lizards (Anolis carolinensis)

   • Jerry F. Husak
   • Christine M. Rohlf
   • Simon P. Lailvaux

   Original Paper 26 April 2021 Pages: 895 - 905

   

6. Effects of temperature on the locomotor performance and contraction properties of skeletal muscle from two Phrynocephalus lizards at high and low altitude

   • Zhiyi Niu
   • Mei Li
   • Qiang Chen

   Original paper 03 August 2021 Pages: 907 - 916

   

7. Baroreflex responses to activity at different temperatures in the South American rattlesnake, Crotalus durissus

   • Renato Filogonio
   • Antônio V. G. S. Neto
   • Cléo A. C. Leite

   Original Paper 07 August 2021 Pages: 917 - 925

   

8. α1-Adrenergic receptor regulates papillary muscle and aortic segment contractile function via modulation of store-operated Ca²⁺ entry in long-tailed ground squirrels Urocitellus undulatus

   • Alexey S. Averin
   • Ludmila A. Andreeva
   • Olga V. Nakipova

   Original Paper 23 July 2021 Pages: 927 - 939

   

9. Development of metabolic inflammation during pre-hibernation fattening in 13-lined ground squirrels (Ictidomys tridecemlineatus)

   • Michelle M. Sonsalla
   • Santidra L. Love
   • Courtney C. Kurtz

   Original Paper 24 June 2021 Pages: 941 - 953

   

10. Nutritional influences on enzyme activities in saliva of Asian and African elephants

    • Carolin Boehlke
    • Sabrina Schuster
    • Christian Hannig

    Original Paper Open access 07 July 2021 Pages: 955 - 970

    

11. Editorial Expression of Concern to: Hypoxia attenuate ionic transport in the isolated gill epithelium of Carcinus maenas

    • Čedomil Lucu

    Editorial Expression of Concern 14 July 2021 Pages: 971 - 971