Author Archives: Charley Eiseman

About Charley Eiseman

I am a freelance naturalist, endlessly fascinated by the interconnections of all the living and nonliving things around me. I am the lead author of Tracks & Sign of Insects and Other Invertebrates (Stackpole Books, 2010), and continue to collect photographs and information on this subject. These days I am especially drawn to galls, leaf mines, and other plant-insect interactions.

No, Not Leafcutter Bees

Okay, there have been six votes for leafcutter bees being the culprit for yesterday’s mystery sign. Dave Almquist was the only one to qualify his guess: “They look almost like partial cuts from leafcutter bees, assuming that the leaves are … Continue reading

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Curious Leaf Cuts

A week ago today, I stopped by the Montague Plains Wildlife Management Area on my way home from a meeting. Gray birch and various oaks are abundant there, so I thought I’d look around for leaf mines of eriocraniid moths … Continue reading

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Bug Rearing 101

Well, I’ve heard from some people who have found Cecidomyiaceltis deserta galls this spring in Oklahoma, Iowa, and Maryland, but no one has mentioned actually having secured a larva until now. Pete Woods collected several of the galls in Pennsylvania this past weekend … Continue reading

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Things To Look For This Spring, Part 3

First, a quick update on the hackberry galls: Mike Palmer has found a bunch of them in Oklahoma, and in fact they may already all have been abandoned there. Some of them have holes near the base, and others have … Continue reading

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Things To Look For This Spring, Part 2

Another thing on my wish list for this spring is a leaf-mining lauxaniid fly larva. The Lauxaniidae are very common flies, with over 150 species occurring in North America, yet as far as I know there are no common names … Continue reading

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Things To Look For This Spring, Part 1

I have a pretty much endless mental list of natural history mysteries that I would like to follow up on at some point, but there are several that, for various reasons, are in the front of my mind right now. A few of … Continue reading

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More Fun With Scuttle Flies

The first days of April have brought January weather to my region and the January issue of Proceedings of the Entomological Society of Washington to my mailbox. The latter includes descriptions of a new species of gall wasp that has recently … Continue reading

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