Carlson, Douglas. 2007. Roger Tory Peterson: a biography. University of Texas Press, Austin, Texas. xi + 296 p. $24.95, ISBN: 978‐0‐292‐71680‐3 (alk. paper).

When analyzing a table of statistical results, one must first decide whether adjustment of significance levels is appropriate. If the main goal is hypothesis generation or initial screening for potential conservation problems, then it may be appropriate to use the standard comparisonwise significance level to avoid Type II errors (not detecting real differences or trends). If the main goal is rigorous testing of a hypothesis,...

Although migratory forest birds have declined at many sites in Japan, the negative effect of forest fragmentation on bird populations has not been intensively studied. We sought to ( 1 ) determine whether there are particular bird species or groups of species that are sensitive to the area and isolation of forests in Japan and ( 2 ) compare the types of species that are area‐sensitive in Japan, Western Europe, and eastern Nort...