Portrait of Eveline Du Bois-Reymond Marcus

Birthday profile

Eveline Du Bois-Reymond Marcus

Eveline Du Bois-Reymond Marcus, German-Brazilian zoologist and academic (died 1990)

Born
October 6, 1901
Died
January 31, 1990
Zodiac sign
Libra
Birth year
1901

About Eveline Du Bois-Reymond Marcus

Eveline du Bois-Reymond Marcus (6 October 1901 – 31 January 1990) was a German zoologist and drawer. == Life == Eveline Du Bois-Reymond was the youngest daughter of Rene and Frieda du Bois-Reymond, as well as a granddaughter of physiologist Emil Du Bois-Reymond. Her father was also a professor of physiology at Berlin University. Her interest in zoology started when she was still a young girl and used to watch small animals in her father's microscope. From 1923 to 1924, she attended zoology courses at the Berlin University, but did not conclude them because she met a professor of zoology, Ernst Marcus and married him. Together, they started a strong collaboration in zoology, including the study of several invertebrate groups, such as protozoans, ctenophores, flatworms, nemertines, annelids, tardigrades, onychophorans, bryozoans, gastropods, and pycnogonids. She was not listed as an author in their first works together in order to justify Marcus' full-time position as a professor and because she never accepted a remunerated job. In 1936, due to the rise of Nazism in Germany, Marcus was dismissed from his job and the couple moved to São Paulo, where Marcus had been invited to teach at the University of São Paulo. During World War II, the couple could not travel to the sea coast because of their German origin. As a result, they dedicated their time to the study of freshwater and land invertebrates, especially turbellarians.

Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.

Career and life highlights

The world when Eveline Du Bois-Reymond Marcus was born

Eveline Du Bois-Reymond Marcus was born in 1901. The year snapshot below places that birthday in its cultural and historical setting: the music and films people were following, the headlines shaping public life, and the everyday prices families encountered.

Culture in 1901

  • Best-selling book"The Crisis" – Winston Churchill

Headlines and milestones

  • Major sports momentFirst American League season
  • Top headlinePresident McKinley assassinated — Roosevelt becomes president
  • Technology milestoneFirst transatlantic radio signal by Marconi
  • World population~1.61B

United States snapshot

  • U.S. leaderWilliam McKinley / Theodore Roosevelt
  • U.S. population77.6M

1901 versus 2026

These figures put everyday life in Eveline Du Bois-Reymond Marcus's birth year beside the site's latest United States snapshot.

Measure19012026
Population77.6M341 million

Sources and editorial standards

This profile combines a biographical source with structured birthday and historical context. Sources recorded for this profile: Wikipedia, Library of Congress, Wikidata. See our editorial policy for sourcing, corrections, and review standards.

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