Sophie and Virginia (1990)

The two sisters Sophie and Virginie haven't a lot in common. Virginie is older than Sophie and they often argue. The parents of the two girls are famous anthropologists. One day they disappear on a expedition in Africa and the sisters have to go into an orphanage. They are separated there and cannot see each other as often as they want to. Thus make them notice how much they love and need each other. And the both girls don't lose hope to find their parents...