Pranciškus Baltrus Šivickis

Pranciškus Baltrus Šivickis (born September 30, 1882, in the Raseiniai region of central Lithuania—died October 12, 1968) was a Lithuanian zoologist who moved to the United States where he completed his education. He became a professor at the University of the Philippines (Manila) before returning to Lithuania to become a professor at Kaunas University of Technology.