Pecan "fruit of the walnut". They noted the particularly thin shell and acorn-like shape of the fruit, indicating they were indeed referring to pecans. The Spaniards took the pecan into Europe, Asia, and Africa beginning in the 16th century. In 1792, William Bartram reported in his botanical book, "Travels", a nut tree, "Juglans exalata" that some botanists today argue was the American pecan tree, but others argue was hickory, "Carya ovata". Pecan trees are native to the United States, and writing about the pecan tree goes back to the nation's founders. Thomas Jefferson planted pecan trees, "C. illinoinensis" (Illinois nuts), in
Grey-green fruit dove Grey-green fruit dove The grey-green fruit dove ("Ptilinopus purpuratus") is a species of bird in the family Columbidae. It is endemic to the Society Islands in French Polynesia. Its natural habitat is subtropical or tropical moist lowland forests. The grey-green fruit dove is endemic to the French Polynesian islands of Tahiti and Mo'orea. There is an estimated population of 5,000 to 10,000 mature individual birds on the two islands, of which 5,000 - 6,000 live on Mo'orea, at an estimated density of 2-3 birds per hectare. In 1907, the grey-green fruit dove was reportedly very abundant on the two islands.