Source: File:Biosphere 2 desert with bird circled.jpg
A photo of a bird, probably a desert wren, perched on a desert plant inside [Biosphere 2](/Biosphere_2). The tour guide said birds like it commonly sneak in through air vents.
A photo of a bird, probably a desert wren, perched on a desert plant inside [Biosphere 2](/Biosphere_2). The tour guide said birds like it commonly sneak in through air vents.