. Distribution, habitat, and calling season of the Illinois chorus frog (Pseudacris streckeri illinoensis) along the lower Illinois River. Frogs. Figure 4. Habitat modification due to hog raising on a sand ridge in Scott County, Illinois. Note that the hog pen is de- nuded of vegetation. The dead trees in the area adjacent to the pen were probably killed earlier by hogs. The fertile, level land (with more clay, silt, and/or organic matter) in the foreground is planted in corn. Illinois chorus frogs {Pseudacru streckeri illinoensis) were heard calling in the springs of 1984 and 1985 not far fro
. Distribution, habitat, and calling season of the Illinois chorus frog (Pseudacris streckeri illinoensis) along the lower Illinois River. Frogs. Figure 4. Habitat modification due to hog raising on a sand ridge in Scott County, Illinois. Note that the hog pen is de- nuded of vegetation. The dead trees in the area adjacent to the pen were probably killed earlier by hogs. The fertile, level land (with more clay, silt, and/or organic matter) in the foreground is planted in corn. Illinois chorus frogs {Pseudacru streckeri illinoensis) were heard calling in the springs of 1984 and 1985 not far from this site. Photograph taken on 30 August 1985 by Kevin J. Fu'.LiRK. 5. ; inixlirication due to sand miiiniL; "ii a iiilijf in Scot! C'.oiiiUn. Illinois. Miniiii; ^ . t'lnK been carried out penodually h)r a number of years at this site. Illinois chorus trogs (I'siudarris streckeri illiTioetiMs) were heard call- ing in ephemeral pools at this site in 1984. Photograph taken on 30 August 1985 (rain had occurred the previous day) by Kevin J. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Brown, Lauren E; Rose, George B; Illinois. Natural History Survey Division. Champaign, Ill. : Illinois Natural History Survey
Size: 2150px × 1162px
Photo credit: © Paul Fearn / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthorillinoisnaturalhist, bookcentury1900, booksubjectfrogs
