Discovery

As Reported November 6, 2012
About Discovery Communications: Discovery Communications (Nasdaq: DISCA, DISCB, DISCK) is the world’s #1 nonfiction media company reaching more than 1.8 billioncumulative subscribers in 217 countries and territories. Discovery is dedicated to satisfying curiosity through 153 worldwide television networks, led by Discovery Channel, TLC, Animal Planet, Science andInvestigation Discovery, as well as US joint venture networks OWN: Oprah Winfrey Network, The Hub and 3net, the first 24-hour 3D network. Discovery also is a leading provider of educational products andservices to schools and owns and operates a diversified portfolio of digital media services, including Revision3. For more information, please visit www.discoverycommunications.com.

{ at a glance }us NEtWOrKs
816 million cumulative subscribers[1] in the United States

INtErNAtIONAL NEtWOrKs
Over 1 billion cumulative subscribers[1][2] in 217 countries and territories

OWNErshIpDiscovery Communications is publicly traded on Nasdaq under the symbols: DISCA, DISCB and DISCK

Subscribers
Discovery Channel .......................................... 99M TLC..................................................................... 98M Animal Planet .................................................. 96M Investigation Discovery ..................................80M OWN: Oprah WinfreyNetwork .......................78M Science Channel ...............................................76M The Hub ............................................................. 70M Military Channel..............................................60M Destination America....................................... 59M Discovery Fit & Health ................................... 48MVelocity.............................................................. 43M Discovery en Español[3] .....................................5M Discovery Familia[3] ............................................4M

Subscribers...