When discussing "zebra dog head VS small zebra dog head", you are actually discussing a comparison between zebra dog heads of different sizes.

From the perspective of size and aggressiveness, the large zebra dog head is obviously more aggressive due to its larger size and stronger aggression. Dominate in strength. However, although the little zebra dog head is smaller in size, it still has its own unique charm. They may be more flexible and adapt to new environments more easily, and they may also exhibit behavioral characteristics that are different from those of large zebra dogs in some aspects.