030Debate About the Earliest Calendar讲解

062Historical Trends in European Urban Design讲解

094Primitive and Advanced Termite Species讲解

126The Long History of Overexploitation讲解

第11篇Understanding Insects through Fossil

第43篇Herbivores on the Serengeti Plain

第75篇Recognizing Social Play in Animals

第107篇How Soil is Formed》

第139篇Mesopotamian and Egyptian Settlement Patterns

第171篇Attempts at Determining Earth's Age