ROSALES*, A.B.; MARIJNISSEN, S.A.E.; MICHEL, E.; MCINTYRE, P.B.; University of California, Santa Barbara; University of Amsterdam, Netherlands; University of Amsterdam, Netherlands; Cornell University, Ithaca, NY: Snail susceptability to crab predation: A case study of co-evolution from Lake Tanganyika, East Africa Co-evolution has been invoked as an explanation for Lake Tanganyika�s unusual endemic fauna. The crabs […]

CLARK, Z.L.; ZALISKO, E.J.; Blackburn College, Carlinville, IL; Blackburn College, Carlinville, IL: Skeletochronology of the Ringneck Snake Diadophis punctatus from western Illinois. Ten adult (257-374mm TL) and six juvenile (128-155 mm TL) snakes were collected from western Illinois (Greene County) and fixed in 10% formalin within eight hours of collection. Tail tips of adults (10mm) […]

WINDECKER, L*; JOHNSON, AS; ELLERS, O; Bowdoin College; Bowdoin College; Bowdoin College: Size-specific effects of diet during rapid growth in urchins. Understanding size-specific growth in the urchin Strongylocentrotus droebachiensis contributes to understanding basic mechanisms of growth and to maintaining the urchin fishery. A size range of urchins (6.5-66.2 mm diameter) were collected from a Maine […]

GAULEY, J.L.*; DEWITTE-ORR, S.J.; LEE, P.; BOONE, A; VIJAYAN, M.M.; BOLS, N.C.; University of Waterloo, Waterloo, Ontario: Response of the Rainbow Trout Macrophage Cell Line RTS11 to Lipopolysaccharide and the Influence of Temperature Lipopolysaccharide (LPS) is in the outer leaflet of the outer membrane of gram-negative bacteria, which includes some important fish pathogens. LPS is […]

DANIEL, S.*; KORINE, C.; PINSHOW, B.; Ben-Gurion University of the Negev; Ben-Gurion University of the Negev; Ben-Gurion University of the Negev: Reproductive physiology and foraging activity in a Desert dwelling bats Females of small, desert dwelling insectivorous bats may be exposed to conditions requiring high energy expenditure during reproduction, especially during lactation. Our objective was […]

SHERMAN, R.A.; PAGARIGAN, L.; NOREN, D.P.; ORTIZ, R.M.; ORTIZ, C.L.; TALAMANTES, F.; Univ. of California, Santa Cruz; Univ. of California, Santa Cruz; Univ. of California, Santa Cruz; Univ. of California, Santa Cruz; Univ. of California, Santa Cruz; Univ. of California, Santa Cruz: Reproductive hormone concentrations in fasting, postweaned northern elephant seal (Mirounga angustirostris) pups Although […]

NELSON, William; TSUKIMURA, Brian; CSU Fresno; CSU Fresno: Reproductive Inhibition By Methyl Farnesoate in the Tadpole Shrimp Triops longicaudatus Methyl farnesoate (MF) is believed to play a regulatory role in reproduction in the tadpole shrimp, Triops longicaudatus; a potential model organism based on its short life cycle and high fecundity. MF is structurally similar to […]

VAILLANCOURT, E.; HAMAN, F.; WEBER, J.-M.; University of Ottawa, Ottawa; University of Ottawa, Ottawa; University of Ottawa, Ottawa: Relative use of lipids and carbohydrates during prolonged cold exposure. The effects of cold exposure on total energy expenditure have been well characterized, but the relative importance of the different metabolic fuels is not known. Our goal […]

GANNON, A. T.*; GREENAWAY, P.; HENRY, R. P.; Birmingham-Southern College, AL; Univ. of New South Wales, Sydney; Auburn Univ., AL: Relative importance of oxygen and carbon dioxide to ventilatory rate in land crabs Crabs that exhibit a range of terrestrial adaptation were exposed to elevated ambient carbon dioxide (hypercapnia) and oxygen (hyperoxia) levels to assess […]

ALLEN, M.A *; CHANG, E.S; MYKLES, D.L.; Colorado State University; Bodega marine Laboratory: Regulation of Ecdysteroid Secretion in Land Crab Y-Organs n decapod crustaceans, molting is regulated by ecdysteroids synthesized and secreted by the Y-organs, which are negatively controlled by molt inhibiting hormone (MIH) produced by the X-organ in eyestalks. MIH is a neuropeptide that […]