In the top left photo, a Black Swallowtail caterpillar eating fennel. In the lower left photo, a crowd of Black Swallowtail caterpillars eat parsley. In the upper right photo, two Monarch butterfly caterpillars thrash around as their antennae meet. In the center right photo, a Monarch butterfly caterpillar eats Tropical Milkweed. In the bottom right photo, Black Swallowtail butterfly eggs glisten on the narrow leaves of a bronze fennel.
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