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2004/2005 Field Trips

On Monday evening, March 7, ten Earlham biology students and John Iverson, professor of Biology, went on a field trip to southern Indiana to observe the annual emergence of local amphibians to breeding ponds. They were joined by two graduate students from Miami of Ohio, as well as a senior from Richmond High School. The group traveled to Crosley Wildlife Management Area as part of a yearly tradition by Professor Iverson to both educate students about local salamanders, newts, and frogs of the area, and also just to have a lot of fun. (Photos by Andrew Hoffman)

 
Looking for amphibians in the dark!
And finding them!
Spotted Salamander female
Jefferson's Salamander eggs
Mating wood frogs

 


Last weekend's Vicki Penziner-Matson field trip to northwestern Indiana was a great success - a wonderful group of participants had some amazing opportunities to see the Sandhill Crane migration at its peak.

Seventeen folks participated (Kit Austin, Bill Buskirk, Anna Ehler, Jessica Green-Barnes, Jessica Halperin, Ean High, Katie Malcolm, Newell Pledger-Shinn, Rebecca Prosser, Ellen Royce, Jim Seaney, Jane Terashima, Jesse Varga, Chris Warren, Johnny Warren, Haley Wicklein, and Ron Williams). We gathered in dark on campus and left at 6:00am; making it to the vicinity of Jasper-Pulaski State Fish and Game Area by 10:00am. As soon as we were off the main highway we began seeing Sandhill Cranes in the harvested agricultural fields. At first we had flocks of several dozen birds, soon we could see hundreds in sight at a time. The 4 foot tall, gray birds were magnificent as they stood in the fields and breath-taking in flight with their 7 foot wingspans, long necks stretched out ahead and long legs behind.

After checking in at the group campground at Tippecanoe River State Park where we stayed in old WPA cabins (the main one with a wood stove for warmth), we had lunch and returned to "JP" for a hike out into the marsh areas. The day was clear, crisp and beautiful and every where you could hear the calls of cranes in the distance and in the skies overhead. We had great looks at Red-headed Woodpeckers, Cedar Waxwings, Black-capped Chickadees, and Great Blue Heron, as well as some OK sightings of male Wood Duck, Gadwall and American Wigeon.

We did a drive through more of the agricultural fields around the refuge in the late afternoon. Some of the cranes were half-heartedly going through their pair-bonding "dances" as they prepared to head back to the refuge. We made it back to the refuge and its observation deck before many cranes returned. As it approached sunset, lines of cranes began arriving. Most of the arriving cranes rested on an open field (locally known as "Goose Pasture") out in front of the observation tower. At first about 1000 were present. But soon droves began to arrive, most coming out of the direction of the sunset - parachuting and side-slipping out of the sky to land. The sound of their haunting, rolling bugle calls filled the air. Some birds arrived from the east, flying low over the heads of the more than 400 people who had arrived to watch the spectacle.

By the time the sun was setting, birds were landing relatively close to the observation deck, giving excellent views of their dances and clod tossing behaviors (courtship) through the spotting scopes we had set up. Estimating there numbers was difficult and our best guess was that more than 20,000 birds were present - a number similar to the estimates provided by the refuge (22,000)! As the sun set, flocks of more than a thousand at a time would take up and fly back into the marshes north of the pasture - to spend the night in shallow water, protected from predatory coyotes, etc.

As the cranes finished going to roost, we returned to our cabins and a spagetti dinner prepared by all. After a brisk day outside, bed time came early.

At sunrise on the 14th we were up and about. We departed the state park shortly after breakfast and traveled to Michigan City where we checked out the birds (not many present) in the harbor and off the lighthouse. We spent an hour on the top of near by Mt. Baldy, an immense sand dune that's part of the Indiana Dunes National Lakeshore, before heading back to Richmond.

For me, this was a truly wonderful trip. The participants were exceptional in their level of interest, mutual support, helpfulness and good spirits. The cranes were as spectacular as I've ever seen them - their haunting, ancient calls are still ringing in our ears!

Bill Buskirk
15 Nov 2004

 

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This page last updated: March 10, 2005