TY - RPRT TI - Common Loon (Gavia immer) eggshell thickness and egg volume vary with acidity of nest lake in northern Wisconsin AU - C.D. Pollentier AU - K.P. Kenow AU - M.W. Meyer PY - 2007 DO - 10.1675/1524-4695(2007)030[0367:clgiet]2.0.co;2 UR - https://pubs.usgs.gov/publication/70031065 ID - 70031065 ER -