Ancient Iberians Nailed Skulls to Walls — And It’s Not Very Clear Why
铁器时代的头骨可能被钉上以灌输恐惧或敬畏死者。
This Rare Deep-Sea Squid May Trick Predators and Prey by Sticking Its Head in Mud
了解深海鱿鱼，它被发现埋在泥土中，伸出触手与环境融为一体。
