In Snowey egrets, the two oldest and strongest chicks often kill the younger and weaker one. The parents do not intervene. This image is from World's Weirdest.
Macan's granddaughter playing with a lamb in the pen. Macan, a master falconer, teaches his son how to hunt with eagles amidst a rapidly changing society, in order to save a dying custom and ancient way of life. This image is from Macan and the Eagle.