When Karen Hollis (1997) conditioned a male blue gourami (Trichogaster trichopterus) to expect the arrival of a female, the male
A) bit the female more often than did an unconditioned male.
B) spent more time threatening the female and less time nest-building.
C) was less likely to attack the female when she approached.
D) was slower to spawn than an unconditioned male.

Question

Quizplus · Accepted Answer

Conditioning the male blue gourami to expect the arrival of a female made him less aggressive towards her, reducing the likelihood of attacks when she approached. This is consistent with the principles of classical conditioning, where the male's behavior was modified through anticipation of the female's arrival.

When Karen Hollis (1997) Conditioned a Male Blue Gourami (Trichogaster