User blog comment:Lord Loss/Monster Appreciation Week: Silver Rathalos and Gold Rathian/@comment-5933391-20130914210116/@comment-3057194-20130923181602

What if Gold Rathian loves the moon, which is white/silverish, while Silver Rathalos loves the sun, which is often depicted yellow/gold.

This would mean that they both love their sun/moon and their counterpart.