200-million-year-old poop reveals how dinosaurs conquered Earth
Fossilized feces and vomit preserve the remains of plants, insects and even fish, and a varied diet may help these animals adapt to climate change and survive compared to other species.
The first dinosaurs appeared at least 230 million years ago. They were relatively small bipedal animals that went more or less unnoticed in ecosystems full of other forms of reptiles. At the beginning of the Jurassic period, 30 million years must have passed until…
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