Young pair in a 125 with some convict dithers. Have laid eggs twice with no success. Constantly excavating and nudging each other. Just waiting for them to get it right. Male is probably 9" now. When I do water changes the male goes right to work moving the sand out again. Fun pair to watch.
http://www.youtube.com/watch?v=lF4G7b-u9zI
http://www.youtube.com/watch?v=lF4G7b-u9zI