Why Were Animals So Big Back Then
For a Long Time, Environmental Factors Such as Higher Oxygen Content in the Air and Greater Land Masses (I. E. , More Space) Were Thought to Contribute to...
Why Were Animals So Big Back Then?
For a long time, environmental factors such as higher oxygen content in the air and greater land masses (i.e., more space) were thought to contribute to their large size. … These studies show that dinosaurs of various sizes existed at the same time. And in some cases, they grew smaller rather than larger over time.May 6, 2015
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Why did animals become smaller?
Climate change is having profound effects on earth and its ecosystems, and during the past 100 years, global temperatures have increased by close to 1 °C. From the fossil record, it is known that during past periods of global warming, both marine and land-based animals have become smaller.