Humongous Polyphemus Moth hatches--sorry, ecloses--from one of two mystery cocoons downed from oak trees during the harsh winter.

Humongous Polyphemus Moth hatches–sorry, ecloses–from one of two mystery cocoons downed from oak trees during the harsh winter.

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What to do with cocoons falling from late winter trees?

Dreary winter is a great time to find cocoons in trees or on the ground. I found a luna or polyphemus moth cocoon and am anxiously awaiting its emergence. Turns out there’s a huge online market for cocoons among moth and butterfly breeders.

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Moths drawn to lights, rotten beer, often against their best interests

Lepidopterist, or mothers, use a concoction of beer, bananas and molasses to bait certain sap-eating moths. Otherwise, try a bright light on a cloudy, moonless night.

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Painted Lady butterflies migrating through NYC

The smaller, drabber cousin of the Monarch is headed north in huge numbers this year.

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Tips: how to find migrating monarch butterflies

Monarch butterflies are migrating down south right about now. Check pines and milkweed after a rain. Check Journey North for an interactive spotting map for roosts.

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Migrating Monarchs stop at Brooklyn's best butterfly bush

Monarch butterflies are migrating through New York City on their way down the East Coast to Florida and maybe Mexico. A bush on 7th Avenue in Parks Slope draws them in.

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