A photo of a bird, probably a desert wren, perched on a desert plant inside Biosphere 2. The tour guide said birds like it commonly sneak in through air vents.
File:Biosphere 2 desert with bird circled.jpg
Revision 43015
Revision 43015
A photo of a bird, probably a desert wren, perched on a desert plant inside Biosphere 2. The tour guide said birds like it commonly sneak in through air vents.