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12 May 2008
The first known contraceptive was crocodile dung used by ancient Egyptians in 2000 BC.
In 1822, Mary Ann Mantell of Sussex, England became the first person in history to discover a dinosaur fossil while correctly identifying it as something that was part of a large reptile. However, her husband Dr. Gideon Mantell took credit for the discovery and identified the teeth that she found as part of an Iguanodon.
After about 1,000 million years of exclusively bacterial life on Earth, perhaps the most important and dramatic event in the history of life took place - the origin of the eukaryotes. Eukaryotes differ strikingly from prokaryotes by the possession of a nucleus surrounded by a membrane and containing individual chromosomes.
The longest ruling Pharaoh in Ancient Egypt was Pepi II who ascended the throne in 2278 BC at the age of six and ruled for 94 years. This was at a time when typical life expectancy was 25 to 35 years.
Edward Drinker Cope, in his rush to beat Othniel Marsh as the collector and publisher of the most dinosaurs, reconstructed one dinosaur so that its head was placed at the end of its tail instead of its rightful place on its neck. Unsympathetic colleagues suggested that it be named "Strepsisaurus" ("twisted lizard").
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