Some other things to keep in mind when you want to become a zoologist: 1  Career opportunities after graduate school do exist, but most are assistant positions or technician positions. 2  You will need a doctoral degree in zoology in order to become a research scientists or apply for any teaching positions in the field.
To add to that list, I would say that religion was also one of the ways French spread to some other countries. The Catholic church expanded in many ways, in many places, and among its missionaries there were certainly some French speakers.
The English language came to be exported to other parts of the world through British colonisation, and is now the dominant language in Britain and Ireland, the United States and Canada, Australia, New Zealand and many smaller former colonies, as well as being widely spoken in India, parts of Africa, and elsewhere.