Delwedd:Sterna paradisaea distr mig.png

Oddi wrth Wicipedia, y gwyddoniadur rhydd.

Gall y ffeil hon gael ei defnyddio gan nifer o brosiectau eraill.

Description

Sterna paradisaea, distribution migration, red: breeding, blue: winter, green: migration

Deutsch:
Source

own drawing

Date

010. Oct. 2005

Author

Andreas Trepte

Permission
Creative Commons License
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This file is licensed under the Creative Commons Attribution ShareAlike 2.5 License. In short: you are free to share and make derivative works of the file under the conditions that you appropriately attribute it, and that you distribute it only under a license identical to this one. Official license

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