Frass...
Caterpillar droppings are a fundamental
aspect of keeping these critters. Despite the sanitized scenes
depicted in most of these shots, the scene of caterpillar feasting
is, after a few hours, anything but sanitized. After all, they
are following the Lepidopteran Dietary Guidelines and are consuming
a Very-High-Fiber Diet, so they a have a rather substantial GI
through-put.
Thus far, the most interesting
aspect of the "frass" (yet another imaginative scatological
euphemism!) is its cute dimple:
Anyone know what causes this?
It's only on one side.
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