http://www.youtube.com/watch?v=jxN5pXmbsdg
A great paper on the development of the intentional stranding hunting technique in Crozet orca calves (Guinet & Bouvier 1995):
http://people.trentu.ca/sarahdungan/Trent_marine_mammals/Lectures_files/Guinet%20%26%20Bouvier%201995.pdf