Temperature changes of the hypothalamus and body core in ducks feeding in cold water
β Scribed by I. Schmidt; E. Simon
- Publisher
- Springer
- Year
- 1979
- Tongue
- English
- Weight
- 376 KB
- Volume
- 378
- Category
- Article
- ISSN
- 0031-6768
No coin nor oath required. For personal study only.
π SIMILAR VOLUMES
The osmoregulatory responses to warmer temperatures and hormone treatment in cold-adapted (5" C) Rana catesbeiana tadpoles and newly metamorphosed frogs were examined. Tadpoles transferred to 11" C and 18" C and left for 5 days lost 7% and 10% of their body weight. Plasma "a+] was elevated 28% and 2
## Abstract A macromolecular βantifreezeβ is present in the blood serum of fishes that inhabit subzero waters in winter. During the summer the βantifreezeβ is not present. The effect of temperature and photoperiod on this circβannual cycle of βantifreezeβ production was investigated. Fishes collect