What characteristic distinguishes the Kooikerhondje from the slightly more common Papillon, despite both being spaniel-type dogs with Dutch/Belgian roots?

Answer

The Papillon has a much larger international footprint and registration numbers.

The Papillon has a much larger international footprint and significantly higher registration numbers across major global registries, making the Kooikerhondje considerably scarcer outside its native environment.

What characteristic distinguishes the Kooikerhondje from the slightly more common Papillon, despite both being spaniel-type dogs with Dutch/Belgian roots?
rarityDogbreed