It is inevitable, therefore, that, in the coming decades, we will undertake the global exploration and human settlement of the Moon (the “Planet Moon Project”) and become a multi-world species.

In a 2003 study of new World species of Pheidole, the most abundant and biodiverse of ant genera, I described a total of 624 species in existing museum collections, of which 344 were new to science.3.

There are about 30 000 species of fish in the world.