Answer:
decreased heart rate
Explanation:
In a setting where the person is comfortable and the animal with him shows affection towards him, the person shows positive effects in themselves. The heart rate of the person slows down to a relaxed state. The production of fewer stress hormones decreases. There emerges a growth in the brain chemicals which makes the person happier. This is the result of the emotional bonds which the individuals experience when they are with the animals.
It suggests that Groucho believes the writer of the original letter knows as little about the city of Casa- blanca (his history is filled with absurd details) as he knows about how different the Marx Brothers' film A Night in Casablanca would be from the famous Casablanca.
The inference that can be made about the Cyclopes is that: They are uncivilized creatures who are potentially dangerous.