Tidwell & Hayes 2013

Tidwell and Hayes 01 Tidwell surveying for frogs
Tidwell and Hayes 02 GPS & rangfinder
Tidwell and Hayes 03 Tidwell entering data
Tidwell and Hayes 04 Recently Metamorphosed Bullfrog
Oregon Spotted Frog (Rana pretiosa)
Tidwell and Hayes 06 Outlet Creek Conboy NWR
Tidwell and Hayes 07 Tidwell surveying for frogs
Tidwell and Hayes 08 Tidwell recording data on lakebed
Tidwell and Hayes 09 View from research site
Thompson Etal 2013