Ἀρέθουσα ArethusaNatureFan: Quiet and thoughtful...
Ἀρέθουσα ArethusaNatureFan: The wonderful Sumatran Orang-Utan (Pongo abelii) Ο ουρακοτάγκος της Σουμάτρας - Szumátrai orangután anya
Ἀρέθουσα ArethusaNatureFan: Longing for the freedom
Ἀρέθουσα ArethusaNatureFan: Young Orangutans are playing