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The effect of FR response requirement on aggressive behavior in rats

✍ Scribed by Gentry, William D.; Schaeffer, Robert W.


Book ID
125411992
Publisher
Springer - Psychonomic Society
Year
1969
Weight
362 KB
Volume
14
Category
Article
ISSN
0033-3131

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## Abstract Young rats 23 days of age (Wistar strain) that are offspring of aggressive parents will attack mice. They kill them, however, only if the mother has already killed mice in their presence. Rats 30 days of age will kill mice spontaneously without any previous exposure to killing. The occu