Given the nature of emotionality, an analogous application (of reactions, then abilities), across differing domains, may occur by "seeing" an analogy (or analogue) with some of the representations the organism ALREADY, itself, has achieved with ontogeny (NOTE: new representation levels/stages, at inception, are VIA perceptual shifts)
It is hard to see "domain generalization" of skills occurring across greatly diverse spaces AND times just based ONLY on objective, key similarities in the environment (