The current meshing and merging of genres doesn’t mean the old rules no longer apply. A good mystery can still be a solid whodunit even if it happens in outer space.
Illustrating the special relationship between humans and animals adds a significant dimension to fictional stories that is just as important as the interactions between the rest of the characters.
Character interviews are usually used to reveal a story character for promotion purposes when fiction book authors have new releases. However, sometimes you can use the technique to incite intrigue and promote reader interest.