Baer, Karl Ernst von

1792 - Born on the 17th of February in Piep Estonia.

1810 - He starts his medical studies at the University of Dorpat in Estonia.

1814 - Finished his medical studies and continues his studying at Vienna and he studied comparative anatomy at the University of Würzburg.

1819 - Prosecutor in anatomy at the University of Königsberg and he was appointed associate professor of zoology.

1822 - Reached the rank of a Professor. He discovered the mammalian egg (ovum) in the ovary, and the notochord (embryo backbone), and formulated the ‘biogenetic law' that in embryonic development general characters appear before special ones.

1827 - Completed research "Ovi Mammalium et Hominis genesi" for Saint-Petersburg's Academy of Science.

1834 - Baer left Germany to take up the position of librarian of the Academy of Science at St. Petersburg.

1837 - He led a scientific expedition into Arctic regions.

1851-1856 - Studied Russian fisheries and suggested many improvements.

1876 - Retired to his native Estonia and died on 28th of November in Dorpat.