NOVA scienceNOW How Smart Are Animals?52:51Video duration: 52:51 Aired: 02/09/11 Rating: NRVideo has closed captioning.CC Dogs, dolphins, parrots and even octopuses (mere mollusks!) may be smarter than you think. CheckmarkAdd to WatchlistBuy this Video:DVDBuy DVDShare:Share this video on FacebookFacebookShare this video on TwitterTwitterShare this video via EmailEmailShare this video on Google PlusGoogle PlusEmbed Code for this videoEmbedEmbed CodeNOVA scienceNOWHow Smart Are Animals?Premiere Date: Feb. 9, 2011, 3:01 a.m.Width in pixels px Height in pixels px Please copy this text to your clipboard×CloseProblems Playing Video ?Report a problemClosed CaptioningReport a ProblemBefore you submit an error, please consult our Troubleshooting Guide.Type of ErrorVideo doesn't loadVideo loads, but doesn't playVideo jumps back/forwardOnly audio is streamingSponsorship playback errorOtherPlease add more detailsCancelSubmit ReportYour report has been successfully submitted. Thank you for helping us improve PBS Video.Close×CloseEpisode LinksTeachersFeedback Funding for NOVA is provided by David H. Koch, the Corporation for Public Broadcasting and PBS viewers. Additional funding is provided by George D. Smith.