24 موسم
244 قسط
Oregon Field Guide - Season 25 Episode 5
An Eastern Oregon stock ranch dedicated to sustainability. Rock hounds flock to Oregon from around the world to find thundereggs. Twenty years of research confirms amphibians are still declining and the causes are complex.
- سال: 2021
- ملک: United States of America
- صنف: Documentary
- اسٹوڈیو: PBS
- مطلوبہ الفاظ:
- ڈائریکٹر: Steve Amen
- کاسٹ: Steve Amen
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