(Reuters) - Discovery Communications , which owns networks like the Discovery Channel and Animal Planet, on Thursday became the latest TV company to invest in digital content in an effort to reach mobile viewers.<div><a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=IWQ6MWwXZAM:bUQJix-WVqc:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?d=yIl2AUoC8zA" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=IWQ6MWwXZAM:bUQJix-WVqc:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=IWQ6MWwXZAM:bUQJix-WVqc:V_sGLiPBpWU" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=IWQ6MWwXZAM:bUQJix-WVqc:-BTjWOF_DHI"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=IWQ6MWwXZAM:bUQJix-WVqc:-BTjWOF_DHI" border="0" /></a></div><img src="http://feeds.feedburner.com/~r/reuters/technologyNews/~4/IWQ6MWwXZAM" height="1" width="1" alt="" />