When combined with interpretive typography and memorable imagery, words motivate people to action, and become a catalyst that lead to changed thinking in the mind, and speak hope to the heart of the listener.
By referring to them as "his mother and his father" the reader can feel more close to the character. When saying "the mother and the father" one can relate less, feel distance between one and those parents. On the other hand, when saying "his mother and his father" the reader feels a little more close to the situation, feels deeper the relationship and can ever reflect him or herself in the character.
Yes I think the story looks unfavorably on hunting