The MessengerDVD - 2016
For thousands of years, songbirds were regarded by mankind as messengers from the gods. Today, these creatures, woven inextricably into the fabric of our environment, are vanishing at an alarming rate. Under threat from climate change, pesticides and more, populations of hundreds of species have dipped dramatically. As scientists, activists and bird enthusiasts investigate this phenomenon, amazing secrets of the bird world come to light for the first time.
Publisher: New York : Alive Mind, 2016.
Edition: Widescreen ed.
Characteristics: 1 videodisc (ca. 90 min.) : sd., col. ; 4 3/4 in.