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Treebeard: Lifeline of a leaf miner
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Treebeard: Oak leaves with caterpillar webbing
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Treebeard: Larva of a Syrphid Fly by a caterpillar's nest
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Treebeard: Skeletonized oak leaf in prograss - fungi or insect?
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Treebeard: Caterpillar webbing and frass on oak leaves
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Treebeard: Leaf-miner tunnels through oak leaves
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Treebeard: Leaf-mining caterpillar on an oak leaf
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Treebeard: Leaf-mining insect on an oak leaf - but what is it?
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Treebeard: A different leaf-miner caterpillar in an oak leaf
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Treebeard: Work of a leaf-mining caterpillar on an oak leaf
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Treebeard: Leaf mine on California Coffeeberry leaf
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Treebeard: Another leaf-miner caterpillar in an oak leaf
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Treebeard: The work of a different leaf-miner caterpillar
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Treebeard: Leaf-miner tunnel through an oak leaf
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Treebeard: Leaf mine on California Coffeeberry leaf
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Treebeard: Tunnel of a leaf-miner on a Eastwood Manzanita leaf
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Treebeard: Work of a leaf-mining caterpillar on an oak leaf
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Treebeard: Tunnel of a leaf-miner on a Toyon leaf
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Treebeard: Tunnel of a leaf-miner on a Bigberry Manzanita leaf
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Treebeard: Tunnel of a leaf-miner on a Canyon Sunflower
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Treebeard: Lots of leaf-miner tunnels through oak leaves
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Treebeard: Caterpillar on a oak leaf
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Treebeard: Work of a leaf-miner caterpillar on oak leaf
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Treebeard: Leaf-miner tunnel through an oak leaf
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Treebeard: Leaf-miner caterpillar in an oak leaf
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Treebeard: Leaf-miner caterpillar with a spider
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Treebeard: Leaf-miner tunnel through an oak leaf
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Treebeard: Leaf-miner tunnel through an oak leaf
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Treebeard: Another leaf-miner tunnel through an oak leaf
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Treebeard: Another leaf-miner tunnel through an oak leaf