Jeff Skrentny:
- Iceland Gull (adult Kumlien's) (Larus glaucoides kumlieni) Deadstick Pond Calumet Chicago Cook County IL February 2018 Week #8 Jeff Skrentny IMG_7009
Jeff Skrentny:
- Glaucous Gull (first winter) (Larus hyperboreus) Turning Basin #3 Calumet River Chicago Cook County IL February 2018 Week #8 Jeff Skrentny IMG_7015
Jeff Skrentny:
- Iceland Gull (first winter Kumlien's) (Larus glaucoides kumlieni) Deadstick Pond Calumet Chicago Cook County IL February 2018 Week #8 Jeff Skrentny IMG_7022
Jeff Skrentny:
- Black-crowned Night Heron (adult) (Nycticorax nycticorax) Ronan Park North Branch of Chicago River Chicago Cook County IL February 2018 Week #8 Jeff Skrentny IMG_7024
Jeff Skrentny:
- Red-breasted Merganser (female) (Mergus serrator) Common Merganser (female) (Mergus merganser) Ronan Park North Branch of Chicago River Chicago Cook County IL February 2018 Week #8 Jeff Skrentny IMG_7026
Jeff Skrentny:
- Red-breasted Merganser (male) (Mergus serrator) Ronan Park North Branch of Chicago River Chicago Cook County IL February 2018 Week #8 Jeff Skrentny IMG_7030
Jeff Skrentny:
Red-breasted Merganser (male) (Mergus serrator) Ronan Park North Branch of Chicago River Chicago Cook County IL February 2018 Week #8 Jeff Skrentny IMG_7033