Pikachu may be found along Route 3 and in Santalune Forest in Kalos, migrating away for other parts of their lifecycle.
Sandshrew may be found at the Desert Resort and Relic Castle in Isshu-Unova.
Sandslash may be found along Route 18 and at the Relic Castle in Isshu-Unova, as well as along Route 18 and in Terminus Cave in Kalos, where they may migrate to after evolving.
Nidoran (female) / Nidoran (male)
Both genders of Nidoran may be found in White Forest and along Route 2 in a Hidden Grotto in Isshu-Unova, as well as along Route 11 in Kalos. The population along Route 11 has developed a habit of traveling in small hordes.
Nidorina / Nidorino
Nidorina and Nidorino may be found along Route 11 in Kalos. By this stage of their evolution they are more willing to explore by themselves.
Cleffa's type has recently changed to Fairy.
Clefairy's type has recently changed to Fairy. They may be found at the Giant Chasm in Isshu-Unova. They migrate away when it is time to reproduce.
Clefable's type has recently changed to Fairy. They may be found at the Giant Chasm in Isshu-Unova. This population has a reputation for being curious about visiting trainers, and may give themselves away by rustling the grass in which they are hiding.
Professor Kudzu sighed softly. Well, now he was caught up with the most recent research. Of course, in the world of Pokémon, what was cutting-edge today could be dull and outdated tomorrow, so he supposed he'd better knuckle down and get back to working on new material.
Next were Vulpix and Ninetales…
End Of Interlude I