| http://www.w3.org/ns/prov#value | - I have iBird Pro, why do I need Waite???s Guide?iBird Pro on the iPhone is the best app when you are out in the field and need portability. iBird is our best selling field guide to birds of North America for the iPhone. iBird has much of the same content as Waite's Guide to Birds of America (WGBA) but because it is on a small device you can slip in your pocket, you will most likely always have iBir
|
