From Remarks on the new comet. In a letter from William Herschel to Charles Blagden

Caroline Herschel Claims Her Comet

Couching her petition in a mix of modesty and expertise, Herschel became the first woman to have a scientific paper read to the Royal Society of London.
An empty turtle shell

Turtle Shells: More Than Meets the Eye

Turtle shells evolved over time from earlier precursor structures.
Vintage engraving of the Dodo

Warty Pigeons, Dodos, Giant Tortoises, and More: The Extinct Wildlife of Mauritius

Newly discovered Dutch manuscripts describe the extinct wildlife of Mauritius Island.