Chicago Nature Blog
Opportunistic herpetological & natural history musings from Chicago and beyond
Sunday, April 5, 2026
Florida's Lower Keys: The Skeleton Keys
Saturday, March 7, 2026
White wind
It's times like this I wish I could express myself poetically.
We are in the midst of the first real warm spell of the year. Yesterday afternoon, I raced home after work to experience the remaining hours of a dream of a day. A stiff southwesterly breeze blew across the landscape, and the sounds of birds, for the first time in months, filled the air. Earlier in the day, it had rained for hours, but now the sun was intermittently poking through the clumpy gray clouds. The temperature stood at a very comfortable 66 degrees Fahrenheit. My soul was feeling restless.
Once home, I made a quick change, then headed out across the street. I could have gone anywhere, but the atmosphere was especially powerful in that moment, and I didn't want to lose a moment of it driving around in my car. Besides, "my" prairie is always devoid of other humans. There is an air of ancient wisdom here, in the soil, in the rocks, and in the breeze.
Just a few days ago, the prairie was burned. Where it had been all but impenetrable laid barren black ground in waves. The aroma of char hung heavy everywhere. Here and there were items exposed by the flames - smooth glacial erratics, a few golf balls appearing as roasted marshmallows, and a couple of flattened aluminum cans, the old ones that were missing their pop tabs. In time, these will be swallowed up in a sea of big bluestem.
Standing in the middle of the marsh, about shin deep in the muck, a long break in the clouds delivered warm sunlight to my face. A gentle breeze instantaneously reminded me of a time past. It felt incredible. I may have stood there for ten seconds, or ten minutes.
I'm not sure.
But it signaled the beginning of another season, as in millennia before. Nature knew the routine.
"This restlessness has always been the foam sleeping in the waves; my heart is betrayed by silence, like a thief who lies in wait" - School of Seven Bells, "White Wind"
Saturday, January 3, 2026
Curse of Knowledge
I’m comfortable admitting that I’m bad at most things. I’m really bad with names, I’m terrible with numbers, and aside from changing a tire or jump-starting a car, I’m an awful mechanic. I’m not good with finances. I wish I were a better writer and public speaker. I cannot hold my own in a conversation about football, beer brewing, brand names, or corporate workplace culture. I’m not very handy. I’m not keen on what's going on in Hollywood or who won a Grammy Award or who got eliminated on that one show.
I also really don’t like small talk. I don’t know how to chit chat for the sake of avoiding awkwardness. I much prefer what most would consider “awkward silence” - I just call it “silence”.
“Cold out there??? HAHAHA”
“Yep, it sure is…”
“We could use a warm up! WHERE’S THAT GLOBAL WARMING?!”
“I mean, it’s Jan-”
“We had that warm up the second week of December, remember that? Or maybe it was the third week of November. Anyway, I was out there in shorts! It felt like Florida! BRING MORE OF THAT ON!!”
“Well, uh, that wouldn’t-”
“BUUUUT if we have to suck this up for another few months I guess it’s not the end of the world. Florida IS nice and all but there are also gators and snakes and “tHe sTaTe BiRd”, the mosquitoes HAHAHA.
*Me scheming to find a way out of this stupid conversation*
But speaking of gators and snakes, those are two of a select few things I do know about and like. Look, I didn’t choose this life, the life chose me.
Most people who know and like snakes know a lot about them. You’re either all in or you’re all out. What happens is you develop a fondness for something most people make ugly faces at, and then you have to double down. By that, I mean learn about and become fascinated by snakes and then constantly defend them against a contrarian society unwilling to offer a moment of their time to allow you to explain why snakes ought to be respected and not maligned as if they are Satan incarnate. It’s frustrating from this side of the line, watching otherwise intelligent and fully functioning adults contort their bodies and spew the most illogical accusations against something they know little to nothing about. Few things make people do this. Spiders, sure. Coyotes are culprits in suburban mom circles.
Sometimes, in a controlled environment where I have a captive audience, I get to talk about snakes (or salamanders, or turtles, or frogs, etc) for people who have left the comfort of their homes to learn. I do not take this lightly. These talks are usually held in libraries but sometimes at universities or other large venues where travel, parking, and other logistics can be tricky. That’s a lot of pressure on me to deliver. But here’s where I'd struggle the most - exactly what will I say?
For a long time I’d present a slide show and just talk about what I thought people wanted to know. For example, if my topic was native turtles, I would first summarize what a turtle is, touch on turtle cladistics, maybe focus on a select few local species, and then always end with conservation. Audiences appeared engaged, so I just repeated the technique time and time again.
But as time went on, I noticed that I was fielding some elemental questions, few of which had been derived from my talk. “What does a turtle’s shell feel like? How can you tell the age of a turtle? What should I do if I see a turtle on the road?” I began to get the feeling that the phylogeny of the family Emydidae was not a burning topic in the minds of general naturalists on a Thursday evening.
The problem I had gotten myself into was that I had become ultra herp-centric. One may call it an obsession. And I had long gotten past the Herps 101 phase. I had forgotten how to effectively communicate my topics to a layperson. Reminding myself that most people understandably do not have even a fundamental understanding of what a reptile or amphibian is became an important step. But did you know that some people don’t even consider a snake an animal? Seriously. A cow, a pig, a lion, those are animals - but a snake is something else.
My point is, unless you’re drafting a scholarly paper, use the KISS method (keep it simple, stupid). Know your audience. You can easily distance yourself from some truly worthy folks by allowing the nerd factor to take over.
Saturday, November 15, 2025
Orrin Higgins' Farm
Orrin passed away in 1887 at the age of 67, and Betsy followed seven years later in 1894. Orrin, his wife Betsy, and their oldest daughter Laura were interred at Oakwood Cemetery in West Chicago.
Saturday, November 8, 2025
Shifting Baseline Syndrome
John Cebula had a good point.
Many years ago, the retired college professor and amateur herpetologist would respond, in a somewhat discouraging manner, to field notes I had broadcast on social media. At least that's how I saw it at the time. I was committed to seeking reptiles and amphibians in the northwest corner of DuPage County and then share my findings. If I had observed, for example, two fox snakes, two smooth green snakes, a milk snake, and a handful of common garters, I was on cloud nine. But John's response was invariably a more sophisticated version of "that's cute". He made sure to talk about all the herps he'd find back in the 80s while assisting Dan Ludwig & company with a county herp survey.
"Back in those days, we found smooth green snakes by the dozen. I found a Blanding's turtle at the intersection of North Avenue and IL Rt. 59. Fox snakes weren't uncommon as they are today."
Mentally, I dismissed these remarks. John was a very nice guy, but really, with all of the natural areas around, how much could have really changed in nearly forty years?
Wisdom comes with time. It would be years before I realized the fallacious nature of that old perspective I had been holding tight to. Experience taught me that I had suffered a bad case of shifting baseline syndrome.
I mistakenly saw the 2017 landscape as THE baseline by which I gauged how well - or poor - nature was doing in suburbia. That's the year I left the big city and settled in a semi-rural patch of suburbia 30 miles to the west. The further west I drove on North Ave (IL. Rt. 64), the less developed the land was. There were still some old homesteads, barns, and other features reminiscent of yesteryear and I just assumed that since they had been there this long, they're not going anywhere.
But since 2017, I've borne witness to big changes. Some of the old homesteads had outstayed their welcome and were torn down to make room for detention basins and car washes. Weedy lots that held a lot of biodiversity potential have been purchased and developed. The southwest corner of Roosevelt Road and Winfield Road in Winfield, once a mature woodland directly across the street from Cantigny, was completely cleared to make room for a gas station. It was clear to me that there was no such thing as permanence. What originally appeared to me as a "finished piece" was in fact changing the whole time. It made me wonder about the changes I wasn't aware of that had occurred in the area 5, 10, 20 years before.
Forty years ago, there were many, many acres of undeveloped land in my area. In those days, John reveled in the richness of snake species and numbers, maybe so much that even he couldn't imagine a better time and place. I enter the picture, working with what's available, and what I see as a good day would have been pathetic in John's day.
When I read naturalist's accounts about the 19th century Illinois landscape, it is abundantly clear that we are living in a whole different era. The ease at which Robert Kennicott procured Blanding's turtles in and around Glenview in the 1850s is remarkable (they are state-endangered today). He found so many Graham's crayfish snakes within walking distance of his home that his pal Spencer Baird, at the Smithsonian, told him to stop sending specimens - he had more than enough. And the Kirtland's snakes were probably everywhere nice, wet patches of prairie existed. Kennicott of course is known for his discovery of the species in 1855 and likely didn't have to walk far from his home at the Grove to find it. In 1892, Harrison Garman acknowledged the dramatic reduction of Kirtland's snakes in Illinois within his own lifetime. He described the species as "formerly common in the north half of the State; rare at present" and added "A handsome snake, which ten years ago was not uncommon along prairie brooks...tiling, ditching, and cultivation of the soil have destroyed its haunts and nearly exterminated it." Of course, in the decades since, with the implementation of mechanized agricultural practices, Kirtland's snakes are even more rare. I'm confident I would have had a veritable field day counting Kirtland's snakes in 1892, and today a "good" population might occur on a scrap of habitat an acre in size and nowhere else beyond its artificial borders for many miles.
Entire landscapes have transformed into something unrecognizable, mostly due to human encroachment. Most of the time, these are not good transformations. H.S. Pepoon documented Chicago-area landscapes for his 1927 book "Flora of the Chicago Region". These landscapes look almost pristine even though Europeans had been in the area for a century previous.
Take this photograph, for example. It is a view from Edgebrook Forest Preserve, located on the northwest side of Chicago. It is beautiful. The caption states, "The trees are white ash". Judging by the width of the path, these trees are mature and quite large. Beside some (presumably native) shrubs, the woodland appears to be open and free of brush. The lush herbaceous vegetation appears healthy; ample sunshine is reaching the duff layer.
A skeptical college professor (from the same institution that had once had Dr. Robert Betz on staff, ironically) would ask, "From what period of the past should we be restoring land to? A hundred years ago? Two hundred? A thousand? THE ICE AGE?? Should we re-introduce wolves, bears, and mountain lions?" A complicated problem to solve, actually. No, we are well past the point of releasing large and potentially dangerous predators into our little scraps of greenspaces. And no, we cannot change the trajectory of the Chicago River back to its original course (nor can we restore it back into a sluggish little stream). No, we cannot bring back the Skokie Marsh, the Winnebago Swamp, or the Grand Kankakee Marsh. Even our best efforts at restoring prairie create something of a shadow of the real thing; intact soil horizons and hydrology are key and these have too often been interrupted. The simple answer to that question is, we can do the best we can - within reason - with what we know from history.




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