1. Seasonal changes in sea-water tolerance of Arctic charr (Salvelinus alpinus)

   • Bengt Finstad
   • Kjell J. Nilssen
   • Arne M. Arnesen

   OriginalPaper Pages: 371 - 378

2. Poikilothermy and cold tolerance in young house martins (Delichon urbica)

   • Johan B. Steen
   • John O. Krog
   • Simen Bretten

   OriginalPaper Pages: 379 - 382

3. Developmental regulation of juvenile hormone biosynthesis by the ring gland ofDrosophila melanogaster

   • David S. Richard
   • Shalom W. Applebaum
   • Lawrence I. Gilbert

   OriginalPaper Pages: 383 - 387

4. Variation in eggshell characteristics and gas exchange of montane and lowland coot eggs

   • Cynthia Carey
   • Fabiola Leon-Velarde
   • Carlos Monge

   OriginalPaper Pages: 389 - 400

5. Sodium excretion rates and renal responses to acute salt loading in the European starling

   • Gary Laverty
   • Robert F. Wideman Jr.

   OriginalPaper Pages: 401 - 408

6. Book lung function in arachnids

   • Rüdiger Paul
   • Till Fincke
   • Bernt Linzen

   OriginalPaper Pages: 409 - 418

7. Book lung function in arachnids

   • Rüdiger Paul
   • Till Fincke

   OriginalPaper Pages: 419 - 432

8. Book lung function in arachnids

   • Till Fincke
   • Rüdiger Paul

   OriginalPaper Pages: 433 - 441

9. Comparative analysis of agglutinins from hemolymph and albumin gland ofHelix pomatia

   • P. Mullainadhan
   • L. Renwrantz

   OriginalPaper Pages: 443 - 452

10. Altitudinal and seasonal effects on aerobic metabolism of deer mice

    • Jack P. Hayes

    OriginalPaper Pages: 453 - 459

11. Metabolic correlates to glycerol biosynthesis in a freeze-avoiding insect,Epiblema scudderiana

    • Thomas A. Churchill
    • Kenneth B. Storey

    OriginalPaper Pages: 461 - 472

12. Sexual differences as adaptation to the different gender roles in the frogXenopus laevis Daudin

    • Siegbert Merkle

    OriginalPaper Pages: 473 - 480

13. Comparative studies on the adhesiveness of granulocytes of guinea pig and man

    • Dieter Ehlers
    • Ina Sakowski
    • Werher Mohrig

    OriginalPaper Pages: 481 - 489

14. Modulation of a rhythmic activity by serotonin via cyclic AMP in the coelenterateRenilla köllikeri

    • Michel Anctil

    OriginalPaper Pages: 491 - 500

15. Environmental modulation of calcium and phosphorus metabolism in embryonic snapping turtles (Chelydra serpentina)

    • Mary J. Packard
    • Gary C. Packard

    OriginalPaper Pages: 501 - 508

16. Pre- and post-synaptic actions of the cerebral ventral giant cell on buccal muscles ofPhiline

    • C. G. Evans
    • D. A. Dorsett

    OriginalPaper Pages: 509 - 515