A hyena may not be your average house pet, but in northern Nigeria some men keep the creatures in their homes, display them at festivals and even use their dung or saliva to make remedies.
As Ivorian artist Aristide Kouame combs the beach with a big trash bag to gather discarded flip-flops and other footwear, he is aware that other beachgoers probably take him for a desperate street trader or possibly a madman.