Meeting Abstract P3.100  Saturday, Jan. 5  Collared Lizards Decrease Testosterone Levels in Response to Staged Territorial Intrusions: A Test of the Challenge Hypothesis CURTIS, J.L.*; BAIRD, T.A.; HEWS, D.K; Univ. of Central Oklahoma, Edmond; Univ. of Central Oklahoma, Edmond; Indiana State Univ., Terra Haute jennifercurtisl@yahoo.com The challenge hypothesis (CH) has been useful in explaining patterns of androgen […]

Meeting Abstract P3.29  Saturday, Jan. 5  Cichlid brain diversity develops at the boundaries SYLVESTER, JB*; VAN STAADEN , MJ; FRASER, GJ; STREELMAN, JT; Georgia Institute of Technology; Bowling Green State University; Georgia Institute of Technology; Georgia Institute of Technology gth644s@mail.gatech.edu Cichlid brain diversity develops at the boundaries Jonathan B. Sylvester, Moira van Staaden, Gareth J. Fraser, J. […]

Meeting Abstract P3.7  Saturday, Jan. 5  Characterization of Carbohydrates that Depress Crayfish Cardiac Rhythms following Chemoreception PAN, V.*; SILVERTHORN, D.U.; University of Texas – Austin; University of Texas – Austin silverthorn@mail.utexas.edu It has previously been observed that freshwater crayfish demonstrate a depression in cardiac rhythm upon detection of certain carbohydrates. The location and structure of the molecular […]

Meeting Abstract P3.63  Saturday, Jan. 5  Caulerpa versus Chaetomorpha: Is the latter a safer choice for home aquarium enthusiasts based on fragment success? LEISSING, J.J.**; WALTERS, L.J.; University of Central Florida, Orlando; University of Central Florida, Orlando j.leissing@gmail.com Aquarium releases, both purposeful and accidental, have facilitated the dispersal of non-native species around the globe. One such example […]

Meeting Abstract P3.6  Saturday, Jan. 5  Cardiovascular Control Mechanisms Present at Two Points of Development in Embryonic Common Snapping Turtles (Chelydra serpentina). ALVINE, Travis D.*; CROSSLEY, Dane A.; Univ. of North Dakota; Univ. of North Dakota travis.alvine@und.nodak.edu Physiological studies in reptiles have classically focused on the juvenile or adult phase of life. While these studies have been […]

Meeting Abstract P3.104  Saturday, Jan. 5  Capture-handling stress and its effects upon hypothalamic EGR-1 and GnIH expression in House sparrows (Passer domesticus) CALISI, R.M.*; RIZZO, N.O.; BENTLEY, G.E.; Univ. of California, Berkeley; Univ. of California, Berkeley; Univ. of California, Berkeley calisi@berkeley.edu Gonadotropin-releasing hormone (GnRH) is a critical component of the vertebrate reproductive axis and directly influences pituitary […]

Meeting Abstract P3.108  Saturday, Jan. 5  Ca2+ levels in hemolymph regulate methyl farnesoate production by mandibular organs from the green crab Carcinus maenas LOVETT, D.L.**; NAGARAJU, G.P.C.; BORST, D.W.; The College of New Jersey, Ewing; University of Central Florida, Orlando lovett@tcnj.edu Hemolymph levels of methyl farnesoate (MF), a hormone secreted by the mandibular organ (MO), increase in […]

Meeting Abstract P3.99  Saturday, Jan. 5  Breeding season changes of plasma testosterone level in the Eastern Kingbird REDMOND, L.J.*; MURPHY, M.T.; COOPER, N.W.; O’REILLY, K.M.; Portland State University; Portland State University; Portland State University; University of Portland luk916@hotmail.com We quantified behavioral and breeding season relationships of testosterone of Eastern Kingbirds (Tyrannus tyrannus) in southeastern Oregon from 2005 […]

Meeting Abstract P3.35  Saturday, Jan. 5  Bacteria infection and colonization patterns on and within the eggs of developing Trachemys scripta HOLGERSSON, MCN*; NICHOLS, W; PAITZ, RT; BOWDEN, R; Illinois St. Univ.; Illinois St. Univ.; Illinois St. Univ.; Illinois St. Univ. mcholge@ilstu.edu The behavior and habitat of turtles inevitably expose them to infectious agents, including a variety of […]

Meeting Abstract P3.3  Saturday, Jan. 5  An estimation of female home-range size during the nestling period in Dark-eyed Juncos (Junco hyemalis) REICHARD, D.G.*; KETTERSON, E.D.; Indiana Univ.; Indiana Univ. dgreicha@indiana.edu The transition from eggs to nestlings marks a period of increased effort for female songbirds as individuals begin to forage for nestlings in addition to themselves and […]