Publications

2013

Willink B, Palmer MS, Landberg T, Vonesh JR , Warkentin KM (2013) Environmental context shapes immediate and cumulative costs of risk-induced early hatching. Evol Ecol. Early Online DOI 10.1007/s10682-013-9661-z

Touchon&al2013-OecologiaCoverTouchon JC, Jiménez RR, Abinette SH, Vonesh JR, Warkentin KM (2013) Behavioral plasticity mitigates risk across environments and predators during anuran metamorphosis. Oecologia 173:801-811.


Gomez-Mestre I, Warkentin KM (2013) Risk-induced hatching timing shows low heritability and evolves independently of spontaneous hatching in red-eyed treefrogs. J Evol Biol 26:1079-1089

Touchon JC, McCoy MW, Vonesh JR, Warkentin KM (2013) Effects of plastic hatching timing carry over through metamorphosis in red-eyed treefrogs. Ecology 94:850-860

2012

Hughey MC, McCoy MW, Vonesh JR, Warkentin KM (2012) Spatial contagion shapes colonization dynamics of frogflies (Megaselia sp. nov.) on clutches of red-eyed treefrogs (Agalychnis callidryas). Biol Lett 8:887-889

Hughey MC, Nicolás A, Vonesh JR, Warkentin KM (2012) Wasp predation drives the assembly of fungal and fly communities on frog egg masses. Oecologia 168:1057-1068

McCoy MW, Touchon JC, Landberg T, Warkentin KM, Vonesh JR (2012) Prey responses to predator chemical cues: disentangling the importance of the number and biomass of prey consumed by predators. PLoS ONE 7:e47495

Wibowo E, Wassersug R, Warkentin K, Walker L, Robinson J, Brotto L, Johnson T (2012) Impact of androgen deprivation therapy on sexual function: A response. Asian J Andrology 14:793-794. doi:10.1038/aja.2012.60

2011

Gonzalez S, Touchon JC, Vonesh JR (2011) Interactions between competition and predation shape early growth and survival of two Neotropical hylid tadpoles. Biotropica 43:633-639

McCoy MW, Bolker BM, Warkentin KM, Vonesh JR (2011) Predicting predation through prey ontogeny using size-dependent functional response models. Am Nat177:752-766

Touchon JC, Urbina J, Warkentin KM (2011) Habitat-specific constraints on induced hatching in a treefrog with reproductive mode plasticity. Behav Ecol 22:169-175

Touchon JC, Warkentin KM (2011) Thermally contingent plasticity: temperature alters expression of predator-induced color and morphology in a Neotropical treefrog tadpole. J Anim Ecol 80:79-88

ICB-51(1)CoverWarkentin KM (2011) Environmentally cued hatching across taxa: Embryos respond to risk and opportunity. Integr Comp Biol 51:14-25

Warkentin KM (2011) Plasticity of hatching in amphibians: Evolution, trade-offs, cues and mechanisms. Integr Comp Biol 51:111-127


2010

2010 Current Biology coverCaldwell MS, Johnston GR, McDaniel JG, Warkentin KM (2010) Vibrational signaling in the agonistic interactions of red-eyed treefrogs. Curr Biol 20:1012-1017


Caldwell MS, McDaniel JG, Warkentin KM (2010) Is it safe? Red-eyed treefrog embryos assessing predation risk use two features of rain vibrations to avoid false alarms. Anim Behav 79:255-260

Gomez-Mestre&al2010-JEvB-cover150Gomez-Mestre I, Saccocio VL, Iijima T, Collins EM, Rosenthal GG, Warkentin KM (2010) The shape of things to come: linking developmental plasticity to post-metamorphic morphology in anurans. J Evol Biol 23:1364-1373


Touchon JC, Warkentin KM (2010) Short- and long-term effects of the abiotic egg environment on viability, development and vulnerability to predators of a Neotropical anuran. Funct Ecol 24:566-575

2009

Caldwell MS, McDaniel JG, Warkentin KM (2009) Frequency information in the vibration-cued escape hatching of red-eyed treefrogs. J Exp Biol 212:566-575

Touchon JC, Warkentin KM (2009) Negative synergism of rainfall patterns and predators affects frog egg survival. J Anim Ecol 78:715-723

Warkentin KM, Caldwell MS (2009) Assessing risk: embryos, information, and escape hatching. In: Dukas R, Ratcliffe JM (eds) Cognitive ecology II. University of Chicago Press, Chicago, pp 177-200

2008

Gomez-Mestre I, Touchon JC, Saccocio VL, Warkentin KM (2008) Genetic variation in pathogen-induced early hatching of toad embryos. J Evol Biol 21:791-800

Gomez-Mestre I, Wiens JJ, Warkentin KM (2008) Evolution of adaptive plasticity: risk-sensitive hatching in neotropical leaf-breeding treefrogs. Ecol Monogr 78:205-224

JEB coverRogge JR, Warkentin KM (2008) External gills and adaptive embryo behavior facilitate synchronous development and hatching plasticity under respiratory constraint. J Exp Biol 211:3627-3635


PNAS Cover-Touchon&Warkentin150Touchon JC, Warkentin KM (2008) Reproductive mode plasticity: Aquatic and terrestrial oviposition in a treefrog. Proc Natl Acad Sci USA 105:7495-7499


Touchon JC, Warkentin KM (2008) Fish and dragonfly nymph predators induce opposite shifts in color and morphology of tadpoles. Oikos 117: 634-640.

2007

Gomez-Mestre I, Warkentin KM (2007) To hatch and hatch not: similar selective trade-offs but different responses to egg predators in two closely related, syntopic treefrogs. Oecologia 153:197-206

Warkentin KM (2007) Oxygen, gills, and embryo behavior: mechanisms of adaptive plasticity in hatching. Comp Biochem Phys A 148:720-731

Warkentin KM, Caldwell MS, Siok TD, D’Amato AT, McDaniel JG (2007) Flexible information sampling in vibrational assessment of predation risk by red-eyed treefrog embryos. J Exp Biol 210:614-619 [Inside JEB commentary]

2006

untitledGomez-Mestre I, Touchon JC, Warkentin KM (2006) Amphibian embryo and parental defenses and a larval predator reduce egg mortality from water mold. Ecology 87:2570-2581


Touchon JC, Gomez-Mestre I, Warkentin KM (2006) Hatching plasticity in two temperate anurans: responses to a pathogen and predation cues. Can J Zool 84:556-563

Vonesh & Warkentin Ecology coverVonesh JR, Warkentin KM (2006) Opposite shifts in size at metamorphosis in response to larval and metamorph predators. Ecology 87:556-562


Warkentin KM, Buckley CR, Metcalf KA (2006) Development of red-eyed treefrog eggs affects efficiency and choices of egg-foraging wasps. Anim Behav 71:417-425

Warkentin KM, Caldwell MS, McDaniel JG (2006) Temporal pattern cues in vibrational risk assessment by red-eyed treefrog embryos, Agalychnis callidryas. J Exp Biol 209:1376-1384 [Inside JEB commentary]

Warkentin KM, Gray RE, Wassersug RJ (2006) Restoration of satisfying sex for a castrated cancer patient with complete impotence: a case study. J Sex Marital Ther 32:389-399

2005

Warkentin KM (2005) How do embryos assess risk? Vibrational cues in predator-induced hatching of red-eyed treefrogs. Anim Behav 70:59-71

Warkentin KM, Gomez-Mestre I, McDaniel JG (2005) Development, surface exposure, and embryo behavior affect oxygen levels in eggs of the red-eyed treefrog, Agalychnis callidryas. Physiol Biochem Zool 78:956-966

Earlier

Warkentin KM (2002) Hatching timing, oxygen availability, and external gill regression in the tree frog, Agalychnis callidryas. Physiol Biochem Zool 75:155-164

Warkentin KM, Currie CC, Rehner SA (2001) Egg-killing fungus induces early hatching of red-eyed treefrog eggs. Ecology 82:2860-2869

Warkentin KM, Wassersug RJ (2001) Do prostaglandins regulate external gill regression in anurans? J Exp Zool 289:366-373

Warkentin KM (2000) Wasp predation and wasp-induced hatching of red-eyed treefrog eggs. Anim Behav 60:503-510

Warkentin KM (2000) Environmental and developmental effects on external gill loss in the red-eyed treefrog, Agalychnis callidryas. Physiol Biochem Zool 73:557-565

Warkentin KM (1999) The development of behavioral defenses: a mechanistic analysis of vulnerability in red-eyed tree frog hatchlings. Behav Ecol 10:251-262

Warkentin KM (1999) Effects of hatching age on development and hatchling morphology in the red-eyed treefrog, Agalychnis callidryas. Biol J Linn Soc 68:443-470

Warkentin KM (1995) Adaptive plasticity in hatching age: a response to predation risk trade-offs. Proc Natl Acad Sci USA 92:3507-3510

Ryan MJ, Warkentin KM, McClelland BE, Wilczynski W (1995) Fluctuating asymmetries and advertisement call variation in the cricket frog, Acris crepitans. Behav Ecol 6:124-131

Warkentin KM (1992) Microhabitat use and feeding rate variation in green frog tadpoles (Rana clamitans). Copeia 1992:731-740

Warkentin KM (1992) Effects of temperature and illumination on feeding rates of green frog tadpoles (Rana clamitans). Copeia 1992:725-730