DVD
Nature. A murder of crows : birds with an attitude
Edition
Widescreen version.
Languages
English descriptive audio, English subtitles for the deaf and hard of hearing.
Performers
Narrated by Nora Young.
Publication Information
[Boston] : PBS Distribution, [2011]
Physical Description
1 videodisc (60 min.) : sd., col. ; 4 3/4 in.
Audience
Not rated.
Added Uniform Title
Summary
New research has shown that crows are among the most intelligent animals in the world, able to use tools as only elephants and chimpanzees do, able to recognize each other's voices and 250 distinct calls.
Notes
Title from container.
Originally broadcast on PBS in 2010 as an episode of the television series Nature.