>Orangutan Enrichment Catalog

PVC Forage Tubes

Encourage tool use to extract food items from foraging device
(Danielle Fogarty- Brookfield Zoo)

What you will need:
A piece of StarBoard plastic wood
2 U-bolts that come with plate and 2 nuts: 3.5” long with threads to 2”, 1.75” inside width (recommend stainless steel)
2 PVC female threaded coupling pieces (different diameters if desired) secured with glue and screws into drilled out wood
2 PVC tubes with male threaded coupling each with a threaded screw cap on outward end