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This is the first book to summarize the methods, conceptual issues and results of studies using the interpretation of feather growth rates as an index to nutritional condition in birds. The author has coined the term ptilochronology (literally. 'the study of feather time') to describe this technique, which relies on the fat that as a feather grows it produces visible growth bars. Both the technique and its conceptual foundations have been applied worldwide to numerous studies of avian evolution, ecology, and conservation biology. the author reviews this work, chronicles the various criticisms...

How and why do trout think? How do they decide where to eat and which food to eat? Why do they refuse to behave as predicted, stumping anglers by rejecting a larger fly for a smaller one or not responding at all to anything in an angler's box? How do trout know to bolt to one particular covered area after being hooked or flushed? Why can trout smell better than humans but not remember as well? Citing the most recent scientific findings in a readily understandable form, Thomas C. Grubb, Jr. addresses these questions and more in The Mind of the Trout. It is the first book to bring...

Christmas, 1953: While the rest of Philadelphia sings Jingle Bells, Thomas Grubb gets his first taste of a cop's life. Before he cashes his first paycheck he encounters: a man gutted by a knife-wielding mugger, a fighting-mad mental case intent on destroying a hospital emergency room and the hushed-up shooting death of an undercover cop. That first week is nothing compared to what lies ahead. Working as a street cop, an undercover officer, a detective and finally gang control, Grubb will spend the next thirty years going toe-to-toe with all the fast-changing and sometimes violent events that...