Belives would work in you qustions
Answer:
I think the structure is cause and effect. They choose to put the titles this way so the reader will have an idea about what they are reading. And lastly “Top Food Chain”
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.
Both as a real animal and as an imagined man.