Given names often turned into family names when people were identified by their father's name. For example, the first name Ahrend developed into the family name Ahrends by adding a genitive s-ending, as in Ahrend's son. Examples: Ahrends, Burkhard, Wulff, Friedrich, Benz.
crouching involves lowering the head and shoulders. Please explain in detail how one does this as you see it, including what is happening to the knees and hips. --Penbat (talk) 20:50, 14 July 2010 (UTC)
Sleepwalking is a relatively uncommon sleep disorder, in which the subject gets out of bed and walks around, often performing routine actions while still sleeping or being in a sleep like state. It falls under the parasomnia category, which relates to any form of unconscious actions performed while sleeping.