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    Wickham, Stealing Rubber Seeds  
Sir Henry Alexander Wickham was a British explorer. He later claimed in publicity that he was responsible for stealing about 70,000 seeds from the rubber-bearing tree, Hevea brasiliensis, in the Santarém area of Brazil in 1876. However ther...
 
    Henri Rousseau,  Post-Impressionist Painter  
Henri Rousseau was a French Post-Impressionist painter in the Naïve or Primitive manner. He was also known as Le Douanier (the customs officer), a humorous description of his occupation as a toll collector. Ridiculed during his lifetime, he...
 
    John Muir, Father of the National Parks  
John Muir was a Scottish-American naturalist, author, and early advocate of preservation of wilderness in the United States. His letters, essays, and books telling of his adventures in nature, especially in the Sierra Nevada mountains of Ca...
 
    August Weismann, Evolutionary Biologist  
Friedrich Leopold August Weismann was a German evolutionary biologist. Ernst Mayr ranked him the second most notable evolutionary theorist of the 19th century, after Charles Darwin. Weismann became the Director of the Zoological Institute a...
 
    Paul du Chaillu, Anthropologist  
Paul Belloni du Chaillu was a French-American traveler and anthropologist. He became famous in the 1860s as the first modern outsider to confirm the existence of gorillas, and later the Pygmy people of central Africa. He later researched th...
 
    Henry Walter Bates, Naturalist  
Henry Walter Bates was an English naturalist and explorer who gave the first scientific account of mimicry in animals. He was most famous for his expedition to the rainforests of the Amazon with Alfred Russel Wallace, starting in 1848. Wall...
 
    Gregor Mendel, Father of Genetics  
Gregor Johann Mendel was a Austrian priest and scientist, and is often called the father of genetics for his study of the inheritance of traits in pea plants. Mendel showed that the inheritance of traits follows particular laws, which were...
 
    Joseph Dalton Hooker, Botanists  
Sir Joseph Dalton Hooker was one of the greatest British botanists and explorers of the 19th century. Hooker was a founder of geographical botany, and Charles Darwin's closest friend. He was Director of the Royal Botanical Gardens, Kew, for...
 
    Thomas Austin, Intro Rabbits into Australia  
Thomas Austin was an English settler in Australia who is generally noted for the introduction of rabbits into Australia in 1859. As a member of the Acclimatisation Society of Victoria, Thomas Austin helped to introduce many species from...
 
    John Snow, Physician  
John Snow, Physician, reformer. During the cholera epidemics of the late 1840s and early 1850s, physician John Snow realized that cholera is transmitted through contaminated water. His essay, "On the Mode of Communication of Cholera" was fi...
 
    Edward Blyth, Zoologist  
Edward Blyth was an English zoologist and pharmacist. He was one of the founders of zoology in India. Blyth was born in London in 1810. In 1841 he travelled to India to become the curator of the museum of the Royal Asiatic Society of Bengal...
 
    Charles Darwin, Evolution Theory - 1859  
Charles Robert Darwin was an English naturalist who realised and presented compelling evidence that all species of life have evolved over time from common ancestors, through the process he called natural selection. The fact that evolution o...
 
    Philipp F. von Siebold, Japanese flora and fauna  
Philipp Franz Balthasar von Siebold was a German physician, botanist, and traveler. He taught some pupils Western medicine in Japan. He achieved prominence for his study of Japanese flora and fauna, and was the father of female Japanese doc...
 
    John James Audubon, Birds of America  
John James Audubon (Jean-Jacques) was a French American ornithologist, naturalist, and painter. He was notable for his expansive studies to document all types of American birds and for his detailed illustrations that depicted the birds in t...
 
    William Jackson Hooker, English Botanist  
Sir William Jackson Hooker was an English systematic botanist and organiser, and botanical illustrator. He held the post of Regius Professor of Botany at Glasgow University, and was Director of the Royal Botanic Gardens, Kew. He enjoyed the...
 
       
         
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