This National Geographic hintergrund contains
schwan, tundra-schwan, cygnus columbianus, and tundra schwan.
There might also be
pfeifender schwan, cygnus columbianus columbianus, whistling schwan, coscoroba, gänschen, and gosling.
Archaeologist and National Geographic explorer Luis Jaime Castillo and archaeologist Carlos Wester are determined to protect the cultural heritage at the pyramid complex of Chotuna-Chornancap...
Mitmachen host Jason Silva as he explorers the innovations that made humanity modern in ORIGINS: THE JOURNEY OF HUMANKIND, premiering March 6 at 9/8c on National Geographic.
