The zoologist Giovanni Battista died at the age of 71. Here is all you want to know, and more!
Biography - A Short Wiki
Remembered best for his work in the parasitology sub-field of malariology (the study of malaria), this Italian zoologist and doctor also studied the behavior, development, and life cycles of termites, eels, and honey bees. He was the 1896 recipient of the Darwin Medal.
He was born in Rovellasca, Italy, to Costanza Mazzuchelli and Luigi Grassi.