| Hormonal control and evolution of alternative male phenotypes: generalizations of models for sexual differentiation MC Moore, DK Hews, R Knapp American Zoologist, 133-151, 1998 | 214 | 1998 |
| Seasonal variation of steroid hormone levels in an intertidal-nesting fish, the vocal plainfin midshipman JA Sisneros, PM Forlano, R Knapp, AH Bass General and comparative endocrinology 136 (1), 101-116, 2004 | 149 | 2004 |
| Early exposure to androgens affects adult expression of alternative male types in tree lizards DK Hews, R Knapp, MC Moore Hormones and Behavior 28 (1), 96-115, 1994 | 136 | 1994 |
| Activity patterns, behavior and growth in gypsy moth and Eastern tent caterpillars R Knapp, TM Casey Ecology 67, 598-608, 1986 | 133* | 1986 |
| Steroid Hormones and Paternal Care in the Plainfin Midshipman Fish (Porichthys notatus) R Knapp, JC Wingfield, AH Bass Hormones and behavior 35 (1), 81-89, 1999 | 126 | 1999 |
| Male morphs in tree lizards have different testosterone responses to elevated levels of corticosterone R Knapp, MC Moore General and comparative endocrinology 107 (2), 273-279, 1997 | 104 | 1997 |
| Hormonal responses to aggression vary in different types of agonistic encounters in male tree lizards, Urosaurus ornatus R Knapp, MC Moore Hormones and behavior 29 (1), 85-105, 1995 | 88 | 1995 |
| Steroid hormone profiles and relative body condition of calling and satellite toads: implications for proximate regulation of behavior in anurans CJ Leary, TS Jessop, AM Garcia, R Knapp Behavioral Ecology 15 (2), 313-320, 2004 | 82 | 2004 |
| Endocrine mediation of vertebrate male alternative reproductive tactics: the next generation of studies R Knapp Integrative and Comparative Biology 43 (5), 658-668, 2003 | 80 | 2003 |
| Male morphs in tree lizards, Urosaurus ornatus, have different delayed hormonal responses to aggressive encounters R KNAPP, MC MOORE Animal Behaviour 52 (5), 1045-1055, 1996 | 76 | 1996 |
| Plasma levels of androgens and cortisol in relation to breeding behavior in parental male bluegill sunfish, Lepomis macrochirus SE Magee, BD Neff, R Knapp Hormones and behavior 49 (5), 598-609, 2006 | 70 | 2006 |
| Plasma Steroid-Binding Globulin Mediation of Differences in Stress Reactivity in Alternative Male Phenotypes in Tree Lizards, Urosaurus ornatus DH Jennings, MC Moore, R Knapp, L Matthews, M Orchinik General and comparative endocrinology 120 (3), 289-299, 2000 | 67 | 2000 |
| Social mediation of sexually selected ornamentation and steroid hormone levels in male junglefowl TH Parker, R Knapp, JA Rosenfield Animal Behaviour 64 (2), 291-298, 2002 | 64 | 2002 |
| Elevated corticosterone levels elicit non-calling mating tactics in male toads independently of changes in circulating androgens CJ Leary, AM Garcia, R Knapp Hormones and behavior 49 (4), 425-432, 2006 | 59 | 2006 |
| Environmental and endocrine correlates of tactic switching by nonterritorial male tree lizards (Urosaurus ornatus) R Knapp, DK Hews, CW Thompson, LE Ray, MC Moore Hormones and Behavior 43 (1), 83-92, 2003 | 51 | 2003 |
| Social interactions and cortisol treatment increase the production of aggressive electrocommunication signals in male electric fish, Apteronotus leptorhynchus KD Dunlap, PL Pelczar, R Knapp Hormones and behavior 42 (2), 97-108, 2002 | 50 | 2002 |
| Dynamic endocrine responses to stress: evidence for energetic constraints and status dependence in breeding male green turtles TS Jessop, R Knapp, JM Whittier, CJ Limpus General and Comparative Endocrinology 126 (1), 59-67, 2002 | 47 | 2002 |
| Stress Hormone Is Implicated in SatelliteāCaller Associations and Sexual Selection in the Great Plains Toad CJ Leary, AM Garcia, R Knapp The American Naturalist 168 (4), 431-440, 2006 | 42 | 2006 |
| A non-invasive method for sustained elevation of steroid hormone levels in reptiles R Knapp, MC Moore Herpetological Review 28 (1), 33-35, 1997 | 39 | 1997 |
| Steroid hormones in bluegill, a species with male alternative reproductive tactics including female mimicry R Knapp, BD Neff Biology letters 3 (6), 628-632, 2007 | 38 | 2007 |