metis
aged ecumenical anthropologist
What some simply don't realize is that these gaps have been and still are being filled in gradually. However, it's virtually impossible to fill all gaps or to fill any completely. The minute a newly found fossil fits in between two previous finds, then two shorter gaps emerge from one larger one.
1.X------X
2.X--X--X
See what I mean?
1.X------X
2.X--X--X
See what I mean?