1: New study suggests cavemen may have followed a vegan diet

2: Research reveals humans likely relied on plants for sustenance

3: Findings challenge traditional assumptions about ancient diets

4: Experts propose humans were predominantly herbivores in the past

5: Study sheds light on the dietary habits of early humans

6: Discoveries show plants played a key role in ancestral nutrition

7: Veganism could have been a common practice among cavemen

8: Ancient humans may have thrived on plant-based foods, study finds

9: The surprising truth about our ancestors' diet: mostly plants.