as the term implies, owling means perching on something like an owl, and cooing like an owl.
Planking is where you lie face down on something, Hands by your side for at least 3 seconds. Some examples are planking between bookshelves, planking stairs, tables, chairs etc.
Though planking is not considered dangerous, an Australian man died as he tried to plank his 7th floor apartment's balcony.
