Meeting Abstract 70-6 Sunday, Jan. 5 14:45 – 15:00 On the Laws of Haller and Leuckart OR Does visual resolution scale with velocity and size in animals? HEESY, CP; Midwestern University, AZ cheesy@midwestern.edu Vertebrate eyes, even with differences due to ecology, (generally) scale hypometrically with body size – as a result of a relationship called Haller’s Law. […]
year: 2020
Measurement of cephalopod polarization patterns with color video-polarimetry and computer vision techniques
Meeting Abstract 70-7 Sunday, Jan. 5 15:00 – 15:15 Measurement of cephalopod polarization patterns with color video-polarimetry and computer vision techniques. BRADY, PC*; GARCIA, M; HERNANDEZ, T; AALUND, M; GRUEV, V; CUMMINGS, ME; University of Texas at Austin; University of Illinois at Urbana Champaign; University of Texas at Austin; University of Texas at Austin; University of Illinois […]
Light intensity and eye size dependent spatio-temporal visual abilities in Drosophila melanogaster
Meeting Abstract 70-3 Sunday, Jan. 5 14:00 – 14:15 Light intensity and eye size dependent spatio-temporal visual abilities in Drosophila melanogaster PALAVALLI-NETTIMI, R*; THEOBALD, JC; Florida International University, Miami, FL; Florida International University, Miami, FL rpalaval@fiu.edu https://rvndrpn.wixsite.com/ravindra The fruit fly Drosophila melanogaster is sensitive to light and prefers certain light intensities. But lab-reared flies are often tested […]
How our perceptual and cognitive biases may influence our study of animal vision
Meeting Abstract 70-2 Sunday, Jan. 5 13:45 – 14:00 How our perceptual and cognitive biases may influence our study of animal vision JOHNSEN, S*; CAVES, EM; Duke Univ.; Exeter Univ. sjohnsen@duke.edu https://opticsoflife.org/ It has long been appreciated (and celebrated) that certain species have sensory capabilities that humans do not share, for example ultraviolet vision and magnetoreception. What […]
Binocular stereopsis in cuttlefish improves prey targeting
Meeting Abstract 70-1 Sunday, Jan. 5 13:30 – 13:45 Binocular stereopsis in cuttlefish improves prey targeting. WARDILL, TJ*; FEORD, RC; SUMNER, ME; PUSDEKAR, S; KALRA, L; GONZALEZ-BELLIDO, PT; University of Minnesota; University of Cambridge; University of Minnesota; University of Minnesota; University of Minnesota; University of Minnesota twardill@umn.edu To assess depth information, some animals utilize the disparity between […]
Urbanization lowers hippocampal glucocorticoid receptor expression but not clearance of glucocorticoids in male Song Sparrows
Meeting Abstract 69-5 Sunday, Jan. 5 14:30 – 14:45 Urbanization lowers hippocampal glucocorticoid receptor expression but not clearance of glucocorticoids in male Song Sparrows. LANE, S/J*; EMMERSON, M/G; VANDIEST, I/J; HUCUL, C; BECK, M/L; DAVIES, S; GILBERT, E/R; SEWALL, K/B; Virginia Tech; Virginia Tech; Virginia Tech; Virginia Tech; Rivier University; Quinnipiac University; Virginia Tech; Virginia Tech samjl89@vt.edu […]
The role of leptin in social signal decisionmaking in neotropical singing mice (Scotinomys teguina)
Meeting Abstract 69-6 Sunday, Jan. 5 14:45 – 15:00 The role of leptin in social signal decisionmaking in neotropical singing mice (Scotinomys teguina) GIGLIO, EM*; TRIPP, JA; PHELPS, SM; University of Texas at Austin; University of Texas at Austin; University of Texas at Austin eringiglio@gmail.com Sexual signals are spectacular behaviors. Reproductive rewards for successful display are great, […]
Testosterone Regulates Gene Expression Associated with Carotenoid-Based Plumage Ornamentation in the Red-backed Fairywren
Meeting Abstract 69-4 Sunday, Jan. 5 14:15 – 14:30 Testosterone Regulates Gene Expression Associated with Carotenoid-Based Plumage Ornamentation in the Red-backed Fairywren KHALIL, S*; ENBODY, ED; WELKLIN, JF; SCHWABL, H; WEBSTER, MS; KARUBIAN, J; Tulane U; Uppsala U; Cornell U; WSU; Cornell U; Tulane U skhalil@tulane.edu For many animals, testosterone (T) activates ornamentation in males. However, our […]
Sex-specific causes and consequences of variable testosterone circulation in a tropical songbird
Meeting Abstract 69-7 Sunday, Jan. 5 15:00 – 15:15 Sex-specific causes and consequences of variable testosterone circulation in a tropical songbird BOERSMA, J*; JONES, JA; KARUBIAN, J; SCHWABL, H; Washington State University; Tulane University; Tulane University; Washington State University jordan.boersma@gmail.com There is considerable debate about whether testosterone regulates traits similarly in male and female vertebrates. Meta-analyses of […]
Melatonin modulates seasonal changes in neurosteroid levels and territorial aggression in male Siberian hamsters (Phodopus sungorus)
Meeting Abstract 69-2 Sunday, Jan. 5 13:45 – 14:00 Melatonin modulates seasonal changes in neurosteroid levels and territorial aggression in male Siberian hamsters (Phodopus sungorus) MUNLEY, KM*; DEYOE, JE; ADANIYA, CH; NOWAKOWSKI, AM; REN, CC; MURPHY, GV; REINHART, JM; DEMAS, GE; Indiana University kmunley@indiana.edu http://kmunley.com Numerous studies have shown that circulating gonadal steroids are positively correlated with […]
