The origins of three specially trained animals that have changed the face of war.

Originally released by Bellum Entertainment, 2015. Streaming video file encoded with permission for digital streaming by Infobase on June 03, 2016.

K-9's: On the Battlefield (1:58); --K-9's: Military Dogs (2:16); -- K-9's: Pakistan 2011 (2:00); -- Homing Pigeons: Ancient Egypt and Ancient Greece (3:07); -- Homing Pigeons: Telegraph and Radar (3:12); -- War Horses: Mounted Riders Dominate Infantry (2:13); -- War Horses: Ancient Japan and Hungary (1:50); -- War Horses: American Civil War (2:00); -- Origins Spotlight: Mammals in Naval Warfare (1:39); -- K-9's, Homing Pigeons, & War Horses: Origins-The History of Everything! (0:29); -- horses (3:43); .