Meeting Abstract 48.1  Saturday, Jan. 5  Temperature effects and aerobic capacity in sedentary and migratory forms of the Mormon cricket CHAPPELL, MA*; BAILEY, NW; REDAK, RA; ZUK, M; Univ. of California, Riverside; Univ. of California, Riverside; Univ. of California, Riverside; Univ. of California, Riverside mark.chappell@ucr.edu A central premise of comparative and evolutionary physiology is that physiological functions […]

Meeting Abstract 48.3  Saturday, Jan. 5  Metabolic Substrate Utilization in Response to Temperature Acclimation and Insulin Exposure in Frog Skeletal Muscle PETERSEN, A.M.*; GLEESON, T.T.; University of Colorado, Boulder; University of Colorado, Boulder ann.petersen@colorado.edu Animals alter metabolic fuel use in order to suit changes in energy requirements brought about by such challenges as prolonged activity, hibernation, or […]

Meeting Abstract 48.4  Saturday, Jan. 5  Hemoglobin Gelation in Arcto-Boreal Fishes: To Sickle or not to Sickle? HUNT VON HERBING, Ione*; CASHON , Robert; BABCOCK, Mike; University of North Texas; University of Maine; Dahl-Chase Diagnostic Services vonherbing@unt.edu Recent observations of red blood cells in teleost fishes have shown the formation of regular paracrystalline arrays of hemoglobin (Hb) […]

Meeting Abstract 48.2  Saturday, Jan. 5  Differential adaptation to cold as a potential influence on a moving hybrid zone OLSON, J.R.*; WILLIAMS, J.B.; GRUBB, T.C.; BRAUN, M.J.; Ohio State Univ., Columbus; Ohio State Univ., Columbus; Ohio State Univ., Columbus; Smithsonian Institution, Suitland, MD olson.133@osu.edu Black-capped chickadees (Poecile atricapillus, BC) are year-round residents in most of Canada and […]

Meeting Abstract 48.6  Monday, Jan. 5  Underwater gecko feet – how clingfish and snailfish adhere to wet surfaces SUMMERS, A.P.*; GORB, S.; UC Irvine; University of Kiehl asummers@uci.edu Clingfishes (Gobiesocidae) and snailfishes (Liparidae) have independently evolved, ventral suction disks that they use to adhere to substrates with unpredictable surface characteristics. Adhesion is completely underwater and appears largely […]

Meeting Abstract 48.2  Monday, Jan. 5  Patterns of S-crystallin evolution are correlated with optical acuity in cephalopods SWEENEY, AM*; MATZ, MV; MORSE, DE; JOHNSEN, S; University of California, Santa Barbara; University of Texas, Austin; University of California, Santa Barbara; Duke University sweeney@lifesci.ucsb.edu Positive selection on surface charge and thermodynamic stability in Loligo opalescens lens S-crystallin proteins contributed […]

Meeting Abstract 48.1  Monday, Jan. 5  Morphological and Biomechanical Variation in the Stomatpod Cuticle ANDREW, J*; GEORGE, M; PATEK, S; SWANSON, B; Gonzaga University; Gonzaga University; University of California, Berkeley; Gonzaga University jandrew@gonzaga.edu The stomatopod crustacean dactyl, a highly derived appendage, can repeatedly smash open very hard snail shells, producing cavitation and impact forces in excess of […]

Meeting Abstract 48.5  Monday, Jan. 5  Evolution of supercontraction in spider silk BOUTRY, C.**; BLACKLEDGE, T.A.; University of Akron; University of Akron cb54@uakron.edu Spider silk is a high performance material renowned for its tensile properties. However, silk can also strongly contract when exposed to high humidities (~70%) and shrink by up to 50%, generating high stresses (~50 […]

Meeting Abstract 48.3  Monday, Jan. 5  Co-evolution of silk material properties with spider webs SENSENIG, Andrew T.*; AGNARSSON, Ingi; BLACKLEDGE, Todd A.; University of Akron; University of Akron; University of Akron a_sensenig@yahoo.com Silk fibers spun by spiders perform varied and numerous roles, but have been studied most intensively in the context of prey capture in webs. Orb-weaving […]

Meeting Abstract 48.5  Tuesday, Jan. 5  Variation in Behavior of Larval Lobsters as a Function of Population, Parentage, and Development Time SHUTTARI, N*; JACOBS, M.W.; Boston University; Woods Hole Oceanographic Institution nidas@bu.edu Variation in Behavior of Larval Lobsters as a Function of Population, Parentage, and Development Time Shuttari N and M.W. Jacobs Woods Hole Oceanographic Institution Boston […]