´╗┐ Encyclo - USGS - Glossary of Avian Terms

Copy of `USGS - Glossary of Avian Terms`

The wordlist doesn't exist anymore, or, the website doesn't exist anymore. On this page you can find a copy of the original information. The information may have been taken offline because it is outdated.

USGS - Glossary of Avian Terms
Category: Agriculture and Industry > Glossary of Avian Terms
Date & country: 30/06/2013, US
Words: 203

Trophic level
the position in the food chain determined by the number of energy-transfer steps to that level (Ricklefs 1979:881).

Trophic structure
organization of the community based on feeding relationships of populations (Ricklefs 1979:881).

Winter Bird Population Study