'Foreign' can mean anything outside of your current location,
So here are ten biologists from around the globe:
- Sydney Brenner (born 1927), British molecular biologist, winner of the 2002 Nobel Prize in Physiology or Medicine
- Carlos Bustamante (born 1951), American biophysicist, discovered "molecular tweezers" to manipulate DNA
- Andrea Cesalpino (1519-1603), Italian botanist
- Johann Fischer von Waldheim (1771-1853), German entomologist
- Ambrosius Hubrecht (1853-1915), Dutch zoologist
- Adolfo Lutz (1855-1940), Brazilian infectologist, pathologist and public health researcher
- John Marwick (1891-1978), New Zealand palaeontologist and geologist
- Charles Wyville Thompson (1832-1882), Scottish marine biologist
- Oswaldo Vital Brazil (1865-1950), Brazilian physician and immunobiologist, discoverer of several antivenoms against snake, scorpion and spider bites
- Agustin Stahl (1842-1917), Puerto Rican zoologist and botanist