Where's Martha?
The green bark of the Palo Verde tree allows the tree to carry on the photosynthesis process after the leaves fall off during droughts. During extreme droughts, the tree will even shed the small twigs on the ends of the branches to survive.
Curved Billed Thrasher atop a Saguaro.
'thought we saw a scarecrow. 
Mesquite and Palo Verde trees sometimes act as nurse trees, helping young Saguaros thrive and grow. ' wish I could come back in 50 years to see how this large family develops. 
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