2 · en
Short, simple sentences with “naturalists”, suitable for children and primary/elementary school, with common expressions and related words. You'll also find examples for middle and high school.
For centuries, naturalists (the term for what would later become known as biologists) had been puzzled by the fact that fossils of marine animals could be found on mountaintops.
It so happens that the discovery of living species (both animal and plant) that had been considered extinct tens of millions of years ago, with the same anatomical characteristics that they showed in their fossil remains, reveals two facts that are difficult for the most conservative naturalists to accept:
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