Whooper Swan

26 (incl. 5 dj.) whooper swan

26 (incl. 5 dj.) singschwäne

39 whooper swan (incl. 36 ad.)

39 singschwäne (incl. 36 ad.)

Whooper Swan | Cygnus cygnus |

Singschwan | Cygnus cygnus |

whooper swan 3, 2 ad., 1 diesj.

singschwan 3, 2 ad., 1 diesj.

whooper swan in january - pictures, photos

winter in januar - bilder, fotos

the whooper swan is the national bird of finland.

the whooper swan is the national bird of finland.

finland’s national bird, the whooper swan, for instance, has become much more widespread in recent decades.

so ist der singschwan, finnlands „nationalvogel“, inzwischen keine rarität mehr, sondern eine verbreitete spezies.

in 1981 he received his ph.d. from stirling university, scotland for his thesis "the behavioural ecology of the whooper swan".

1981 promovierte er mit der dissertation „behavioural ecology of the whooper swan“ ("verhaltensökologie des singschwans") zum ph.d. an der university of stirling in schottland.