The desert almond (Prunus fasciculata) is often infested with tent caterpillars (Malacosoma spp.). Tent caterpillars live in large, dense colonies and keep warm by twitching inside their webbed tents. A colony will infest a shrub until the plant's foliage has depleted.
4 x 4" watercolor pencil and micron pen
Commissioned by Granite Mountains Desert Research Center
Published in Robert M. Norris Interpretive Trail Brochure