> Could Bhante or anyone  please refresh my memory regarding a
> monk's shaving their head. Is this once a month or when the
> hair is two fingers' breadth. Also it would be good if you
> could let me have the citation.

"The hair of the head should not be worn long. Whoever should do so: an
offense of wrong doing. I allow two-month (growth) or two fingerbreadths."
-- Cv.V.2.2

(Trans. Thanissaro Bhikkhu)

If you have more questions like this, it shows that you may not have access
(no pun intended) to the resources at www.accesstoinsight.org , especially
the Buddhist Monastic Code I and II:

http://www.accesstoinsight.org/lib/modern/thanissaro/bmc1/index.html
http://www.accesstoinsight.org/lib/modern/thanissaro/bmc2/index.html

And here's another off-topic link:

"Buddhists Really are Happier"
http://news.bbc.co.uk/2/hi/health/3047291.stm

Suma"ngalaani,

Yuttadhammo