Fajok
List of birds of Metropolitan France
List of birds of Europe
World List of the birds
Fotó
News from France
News from the World
Photographers' galleries
Files
Oiseau.info
Ornithologie
Comment aider les oiseaux ?
Lorraine et histoires d'oiseaux
Au fil de la plume
Les plumes
Baleine sous Gravillon
Identification
Artificial Intelligence
Identification assistance
Forum
News
News
Games
L'oiseau mystère
Tête de linotte
Puzzle
Mahjong
Coloriages
Useful
A Selection of Bird Books
Buffon et l'Histoire naturelle des oiseaux
Directory ornitho
Glossary
Ethical rules
Angol verzió
Members' space
Donate
Kezdőlap
listák
Lilealakúak
Sirályfélék
Fajleírások
Elterjedése
Fotó
1
2
3
4
üstökös csér
Thalasseus bergii - Sterne huppée
First year
adult plum. post breeding
adult plum. post breeding
adult plum. post breeding
adult plum. post breeding
adult plum. post breeding
adult
First year
adult
adult plum. post breeding
adult plum. breeding
adult plum. breeding
adult plum. breeding
adult plum. breeding
adult plum. post breeding
adult plum. post breeding
adult plum. breeding
adult plum. breeding
adult
adult plum. post breeding
adult plum. post breeding
adult plum. post breeding
adult plum. post breeding
adult plum. post breeding
adult plum. breeding
adult plum. breeding
adult plum. breeding
adult plum. post breeding
adult
adult
immature
adult plum. post breeding
adult
