The heavens shall pass away with a great noise, and the elements shall melt with fervent heat, the earth also and the works that are therein shall be burned up. 2 Peter 3:10
The naming of several million species must have kept Adam busy for a while.
And Adam gave names to all cattle, and to the fowl of the air,
and to every beast of the field; but for Adam there was not found an help meet for him. Genesis 2:20