Researchers estimate that there are between eight and 30 million animal species that have not yet been discovered. But many are already endangered, like the Anambra waxbill, an African bird about 12 centimeters long that belongs to the family of estrildid finches. A team of researchers from France has traveled to the western African country of Benin to find out more about these birds.

For more go to: http://www.dw.de/program/global-3000