ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Each bird was restrained by a leather harness and placed in a test chamber with a window through which the bird could view the light from a monochromator. A 10-s monochromatic light stimulus was presented at random times (10 per h) and served as a warning of an impending weak electric shock. The ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/272347a0