Timeline For Harriet
(see Thomson, Irwin and Irwin (1995))
- ca. 1828–1832: Harriet hatches, probably on Santa Cruz.
- 1835: Harriet is probably collected by Charles Darwin and taken to England.
- 1841: Wickham retires from the Royal Navy, moves to Australia and brings three tortoises with him. Lives at Newstead House.
- 1859: First publication of Darwin’s Origin of Species.
- ca. 1860: Probable time when the three tortoises are placed in the Brisbane Botanical Gardens as Wickham soon left Australia for France.
- ca. 1870: The earliest first-hand account of Harriet.
- 1882: Charles Darwin dies.
- 1942: Tom – one of the original three tortoises – dies, and is placed in the Queensland Museum.
- 1952: Harriet moves to Fleay’s Fauna Sanctuary.
- 1987: Harriet moves to the Queensland Reptile Park (Australia Zoo).
- 1995: Harriet's remarkable history and the results of the research are presented.
- 2005: Harriet's 175th birthday is attended by many people who had a long association with her.
- 2006: On June 23, Harriet dies of heart failure at Australia Zoo.
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