Understanding domestic dog's natural behavior is essential similarly to understanding gray wolf as an apex predatory species in a natural habitat.
Hacking, as the proper definition, is not reserved only for programming and IT related security, where hacker should be a skilled person owning enough essential pro-technical knowledge to solve a specific problem.
Life hacking, for example, makes common life more easy, using shortcuts or tricks, not necessarily making use of pure technology.
The hacker mind-set is not confined to this software-hacker culture. There are people who apply the hacker attitude to other things, like electronics or music - actually, you can find it at the highest levels of any science or art.
— citation borowed from Eric S. Raymond
In that context, canine hacking means understanding a dog by observing its behavior, considering emotional state, to solve potential behavioral problems, where a skilled behaviorist is a hacker, whereas lupine hacking means awareness of the Canis lupus-familiaris connection being originated from a common ancestor.