Editing List of biologists (section)

===Le===
*[[William Elford Leach]] (1790–1836), English zoologist<ref>Abbreviation in zoology: Leach (also used for Edwin S. Leach)</ref> and marine biologist, an expert on crustaceans
*[[Colin Leakey]] (1933–2018), British tropical botanist<ref>Abbreviation in botany: C.L.Leakey</ref> and specialist in bean science
*[[Louis Leakey]] (1903–1972), Kenyan archaeologist and naturalist known for excavations in [[Olduvai Gorge]]
*[[Mary Leakey]] (1913–1996), British paleoanthropologist who discovered the robust [[Zinjanthropus]] skull at [[Olduvai Gorge]]
*[[Meave Leakey]] (born 1942), British paleontologist who discovered ''[[Kenyanthropus platyops]]''
*[[Richard Leakey]] (1944–2022), Kenyan paleontologist, archaeologist and conservationist who led an expedition to the [[Omo River]], [[Ethiopia]]
*[[Joseph LeConte]] (1823–1901), American physiologist who worked on monocular and binocular vision
*[[Anton van Leeuwenhoek|Antoni van Leeuwenhoek]] (1632–1723), Dutch biologist, developer of the microscope
*[[François Leguat]] (c. 1637–1735), French naturalist who described species of birds and tortoises endemic to [[Rodrigues]]
*[[Albert L. Lehninger]] (1917–1986), American biochemist who discovered that oxidative phosphorylation in eukaryotes occurs in mitochondria
*[[Joseph Leidy]] (1823–1891), American paleontologist,<ref>Abbreviation in zoology: Leidy</ref> parasitologist and anatomist who worked on dinosaur fossils
*[[Johann Philipp Achilles Leisler]] (1771–1813), German physician and naturalist who named many bird species
*[[Luis Federico Leloir]] (1906–1987), Argentinian biochemist awarded the Nobel Prize for work on sugar nucleotides, carbohydrate metabolism, and renal hypertension
*[[Juan Lembeye]] (1816–1889), Spanish ornithologist,<ref>Abbreviation in zoology: Lembeye</ref> author of ''Aves de la Isla de Cuba''
*[[Leonardo da Vinci]] (1452–1519), Italian (Florentine) artist, who, as an anatomist, dissected and illustrated many specimens
*[[Jean Baptiste Leschenault de la Tour]] (1773–1826), French botanist<ref>Abbreviation in botany: Lesch.</ref> and ornithologist who collected plant and bird specimens in Australia and Java
*[[René-Primevère Lesson]] (1794–1849), French naturalist<ref>Abbreviation in zoology: Lesson</ref> who described amphibian and reptile species
*[[Charles Alexandre Lesueur]] (1778–1846), French naturalist,<ref>Abbreviation in zoology: Lesueur</ref> artist and explorer who described numerous turtle species
*[[François Le Vaillant]] (1753–1824), French ornithologist who described  species of birds collected in Africa
*[[Phoebus Levene]] (1869–1940), Russian-American biochemist who discovered that DNA was composed of nucleobases and phosphate
*[[Michael Levitt (biophysicist)|Michael Levitt]] (born 1947), South African-Israeli-British-American biophysicist awarded the Nobel Prize for developing multiscale models of complex chemical systems
*[[Edward B. Lewis]] (1918–2004), American geneticist awarded the Nobel Prize for discovering the ''Drosophila'' [[Bithorax complex]]
*[[Richard Lewontin]] (1929–2021), American evolutionary biologist, mathematician, geneticist, and social commentator