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384 BCE
Aristotle
Aristotle was a Greek philosopher. He observed the anatomy of many fish, for example Cuttlefish. These observations are very accurate and would have been made from first hand experience. Animals were classified into 'Genera", based on their characteristics. He also separated them into "red blood" and "non red blood", later known as vertebrates and invertebrates. -
Andrea Cesalpino
Andrea was an Italian physician, philosopher and botanist. He classified plants according to their fruits and seeds, rather than alphabetically. -
Carl Linnaeus
Found 2 kingdoms, Vegetabilia and Anamalia.
Formalised naming system called binomial-nomenclature -
Haeckel
Found 3 kingdoms, Protista, Plantae and studied Anamalia. he also invented many words commonly used by biologists today, such as phylum, phylogeny, and ecology -
Whittaker
He was an American plant ecologist. He was the first to propose the five-kingdoms classification system. Found Animalia, Plantae, Fungi, Prosita and Monera in 1969" -
Woese
American microbiologist who discovered the single-cell prokaryotic organisms known as archaea.
