Clip: Episode 3 | 6m 52s
Students all over the country are helping scientists track migrating birds and butterflies by sending in updates online.
Aired: 03/21/97 |
Watch Full length
More Extras From This Episode
Clip: Ep3 | 4m 51s
Clip: Ep3 | 7m 58s
Clip: Ep3 | 4m 3s
You Might Also Like
- PBS NewsHour
Top journalists deliver compelling original analysis of the hour's headlines.
Shaun Evans charms audiences with his portrayal of the cerebral Detective Constable Morse.
Explore scientific discoveries on television's most acclaimed science documentary series.
A trusted source of journalism presenting news documentaries on today's public affairs.
- American Experience
AMERICAN EXPERIENCE brings to life the compelling stories from our past!
- Antiques Roadshow
ANTIQUES ROADSHOW is part adventure, part history lesson, and part treasure hunt!