Follow

Submissions from 2016

PDF

Photography-based taxonomy is inadequate, unnecessary, and potentially harmful for biological sciences, Luis M. P. Ceríaco, Eliécer E. Gutiérrez, Alain Dubois, Rafael O. de Sá, and et al.

Submissions from 2015

PDF

Book Reviews, Robert D. Aldridge, Michael B. Thompson, Malorie M. Hayes, Rafael O. de Sá, and Christopher G. Lowe

PDF

2015 Virginia Wildflower of the Year: Sweet Pepperbush, Clethra alnifolia, W. John Hayden

PDF

Little Things Reveal the Big Picture, W. John Hayden

PDF

Native Orchids in Winter?, W. John Hayden

PDF

There's Much Left to Learn: Clethra's Chromosomes, W. John Hayden

PDF

Upside-down Anthers of Clethra Stand Out, W. John Hayden

PDF

When It Comes to Clethra: Roots Matter, W. John Hayden

Submissions from 2014

PDF

The Neotropical Genus Austrolebias: An Emerging Model of Annual Killifishes, Nibia Berois, María J. Arezo, and Rafael O. de Sá

PDF

Systematics of the Neotropical Genus Leptodactylus Fitzinger, 1826 (Anura: Leptodactylidae): Phylogeny, the Relevance of Non-molecular Evidence, and Species Accounts, Rafael O. de Sá, Taran Grant, Arley Camargo, W. R. Heyer, María Laura Ponssa, and Edward Stanley

PDF

Sex Ratio Bias and Extinction Risk in an Isolated Population of Tuatara (Sphenodon Punctatus), Kristine L. Grayson, Nicola J. Mitchell, Joanne M. Monks, Susan N. Keall, Joanna N. Wilson, and Nicola J. Nelson

PDF

A Threat to New Zealand's Tuatara Heats Up, Kristine L. Grayson, Nicola J. Mitchell, and Nicola J. Nelson

PDF

2014 Virginia Wildflower of the Year: Coral Honeysuckle, Lonicera sempervirens, W. John Hayden

PDF

Coral Honeysuckle Easy to Propagate with Cuttings, W. John Hayden

PDF

Humming Birds: Pollination Facts and Fancy, W. John Hayden

PDF

Oh No! Something Is Eating My Coral Honeysuckle!, W. John Hayden

PDF

Two Honeysuckles: A Tale of Dr. Jekyll and Mr. Hyde, W. John Hayden

PDF

First Report of Satellite Males during Breeding in Leptodactylus latrans (Amphibia, Anura), Gabriel Laufer, Noelia Gobel, José M. Mautone, María Galán, and Rafael O. de Sá

PDF

Persistence and stability of Eastern Afromontane forests: evidence from brevicipitid frogs, Simon P. Loader, F. Sara Ceccarelli, Michele Menegon, Kim M. Howell, Roman Kassahun, Abebe A. Mengistu, Samy A. Saber, Fikirte Gebresenbet, Rafael O. de Sá, and et al.

PDF

Evolutionary Relationships of the Critically Endangered Frog Ericabatrachus baleensis Largen, 1991 with Notes on Incorporating Previously Unsampled Taxa into Large-scale Phylogenetic Analyses, Karen Siu-Ting, David J. Gower, Davide Pisani, Roman Kassahun, Fikirte Gebresenbet, Michele Menegon, Abebe A. Mengistu, Samy A. Saber, Rafael O. de Sá, Mark Wilkinson, and Simon P. Loader

PDF

A New Species of Chiasmocleis (Microhylidae, Gastrophryninae) from the Atlantic Forest of Espírito Santo State, Brazil, João Filipe Tonini, Maruicio Forlani, and Rafael O. de Sá

Submissions from 2013

PDF

The Advertisement Call of the Poorly Known Leptodactylus tapiti (Anura, Leptodactylidae), Reuber Albuquerque Brandão, Guilherme Fajardo Roldão Álvares, and Rafael O. de Sá

PDF

The Tadpole of Leptodactylus caatingae Heyer & Juncá, 2003 (Anura: Leptodactylidae): External Morphology, Internal Anatomy, and Natural History, Felipe de Madeiros Magalhães, Adrian Antonio Garda, Ralita Ferreira Amado, and Rafael O. de Sá

PDF

The Advertisement Calls and Distribution of Two Sympatric Species of Chiasmocleis (Méhely 1904) (Anura, Microhylidae, Gastrophryninae) from the Atlantic Forest, Mauricio C. Florani, Caio Vinicus de Mira Mendes, Iuri Ribeiro Dias, Danilo Silva Ruas, João Fillipe Riva Tonini, and Rafael O. de Sá

PDF

Unexpected phylogenetic positions of the genera Rupirana and Crossodactylodes reveal insights into the biogeography and reproductive evolution of leptodactylid frogs, Antoine Foquet, Boris Leonardo Blotto, Maximiliano Manuel Maronna, Vanessa Kruth Verdade, Flora Acuña Juncá, Rafael O. de Sá, and Miguel Trefaut Rodrigues

PDF

The Advertisement Calls and Distribution of Two Sympatric Species of Chiasmocleis (Méhely 1904) (Anura, Microhylidae, Gastrophryninae) from the Atlantic Forest, Maruicio C. Forlani, Caio Vinicius de Mira Mendes, Iuri Ribeiro Dias, Danilo Silva Ruas, João Filipe Riva Tonini, and Rafael O. de Sá

PDF

Long-term data for endemic frog genera reveal potential conservation crisis in the Bale Mountains, Ethiopia, David J. Gower, Roman K. Aberra, Silvia Schwaller, Malcolm J. Largen, Ben Collen, Stephen Spawls, Michele Menegon, Breda M. Zimkus, Rafael O. de Sá, and et al.

PDF

2013 Virginia Wildflower of the Year: Redbud, Cercis canadensis, W. John Hayden

PDF

Commelina benghalensis New to Virginia, W. John Hayden

PDF

Redbud Cauliflory: The Inside Story, W. John Hayden

PDF

Redbuds and Legumes Subfamilies, W. John Hayden

PDF

Redbud Seedpods Hold Surprises, W. John Hayden

PDF

Redbuds Similar Around the World, W. John Hayden

PDF

Reconstruction of Family-Level Phylogenetic Relationships within Demospongiae (Porifera) Using Nuclear Encoded Housekeeping Genes, Malcolm Hill, April L. Hill, and et. al.

PDF

The Identity of Rana margaritifera Laurenti, 1768 (Anura, Bufonidae), Esteban O. Lavilla, Ulisses Caramaschi, José A. Langone, José P. Pombal Jr., and Rafael O. de Sá

PDF

Species boundaries and biogeography of East African torrent frogs of the genus Petropedetes (Amphibia: Anura: Petropeditidae), Simon P. Loader, F. Sara Ceccarelli, Mark Wilkinson, Michele Menegon, Jean Mariaux, Rafael O. de Sá, and et al.

PDF

Pushing Taxonomy to Extiction?, Alessandro Minelli, Annemarie Ohler, Erna Aescht, Aaron Bauer, Lucio Bonato, Roger Bour, Marcelo Rodrigues de Carvalho, Rafael O. de Sá, and et al.

Link

Field Notes: Lampropeltis Getula (Eastern Kingsnake) and Chelydra Serpentina (Snapping Turtle), Joseph C. Mitchell and Peter D. Smallwood

PDF

The Genus Odontophrynus (Anura: Odontophrynidae): A Larval Perspective, Filipe Augusto C. do Nascimento, Tamí Mott, José A. Langone, Christine A. Davis, and Rafael O. de Sá

Submissions from 2012

PDF

Molecular Phylogeny of Microhylid Frogs (Anura: Microhylidae) with Emphasis on Relationships among New World Genera, Rafael O. de Sá, Jeffrey W. Streicher, Relebohile Sekonyela, Mauricio C. Forlani, Simon P. Loader, Eli Greenbaum, Stephen Richards, and Célio F.B. Haddad

PDF

The Development of Dermatonotus muelleri (Anura: Microhylidae: Gastrophryninae), Marissa Fabrezi, Silvia Quinzio, Javier Goldberg, and Rafael O. de Sá

PDF

Challenging Disciplinary Boundaries in the First Year: A New Introductory Integrated Science Course for STEM Majors, Lisa Gentile, Lester Caudill, Mirela Fetea, April L. Hill, Kathy Hoke, Barry Lawson, Ovidiu Z. Lipan, Michael Kerckhove, Carol A. Parish, Krista J. Stenger, and Doug Szajda

PDF

High Prevalence of the Amphibian Chytrid Fungus (Batrachochytrium dendrobatidis) across Multiple Taxa and Localities in the Highlands of Ethiopia, David J. Gower, Thomas M. Doherty-Bone, Roman K. Aberra, Abebe Mengistu, Silvia Schwaller, Michele Menegon, Rafael O. de Sá, Samy A. Saber, Andrew A. Cunningham, and Simon P. Loader

PDF

Behavioral and Physiological Female Responses to Male Sex Ratio Bias in a Pond-Breeding Amphibian, Kristine L. Grayson, Stephen P. De Lisle, Jerrah E. Jackson, Samuel J. Black, and Erica J. Crespi

PDF

2012 Wildflower of the Year: Partridge Berry, Mitchella Repens, W. John Hayden

PDF

Closely Paired Flowers Produce Single Fruit, W. John Hayden

PDF

Light Management Important Factor for Partridge Berry, W. John Hayden

PDF

Partridge Berry: Simple Beauty Belies Complexity, W. John Hayden

PDF

Leptodactylus pentadactylus, Miriam M. Heyer, W. R. Heyer, and Rafael O. de Sá

PDF

Rapid range expansion in the Great Plains narrow-mouthed toad (Gastrophryne olivacea) and a revised taxonomy for North American microhylids, Jeffrey W. Streicher, Christian L. Cox, Jonathan A. Campbell, Eric N. Smith, and Rafael O. de Sá

PDF

Soil Nematodes and Their Prokaryotic Prey Along an Elevation Gradient in The Mojave Desert (Death Valley National Park, California, USA), Amy M. Treonis, Kelsey Sutton, Brendan Kavanaugh, Archana Narla, Timothy McLlarky, Jasmine Felder, Cecilia O'Leary, Megan Riley, Alyxandr Pikus, and Sarah Thomas

Submissions from 2011

PDF

Survival, Breeding Frequency, and Migratory Orientation in the Jefferson Salamander, Ambystoma Jeffersonianum, Stephen P. De Lisle and Kristine L. Grayson

PDF

Life History Benefits of Residency in a Partially Migrating Pond-Breeding Amphibian, Kristine L. Grayson, Larissa L. Bailey, and Henry M. Wilbur

PDF

Molecular systematics of the Middle American genus Hypopachus (Anura: Microhylidae), Eli Greenbaum, Eric N. Smith, and Rafael O. de Sá

PDF

2011 Wildflower of the Year: White Oak, Quercus alba, W. John Hayden

PDF

Hybrid Oaks: Full of Vexation and Wonder, W. John Hayden

PDF

Oak Galls: A Strange Biology Indeed!, W. John Hayden

PDF

White Oak Part of Global Oak Presence, W. John Hayden

PDF

Variation, Systematics, and Relationships of the Leptodactylus BolivianusComplex (Amphibia: Anura: Leptodactylidae), W. R. Heyer and Rafael O. de Sá

PDF

Variation, Systematics, and Relationships of the Leptodactylus bolivianus Complex (Amphibia: Anura: Leptodactylidae), W. Ronald Heyer and Rafael O. de Sá

PDF

RNA Interference in Marine and Freshwater Sponges: Actin Knockdown in Tethya wilhelma and Ephydatia muelleri by Ingested dsRNA Expressing Bacteria, Ajna S. Rivera, April L. Hill, and et. al.

Link

Safeguarding WMD Expertise: Lessons Learned from Iraq, Peter D. Smallwood and W. T. Liimaitenen

Submissions from 2010

PDF

Impact of Interdisciplinary Undergraduate Research in Mathematics and Biology on the Development of a New Course Integrating Five STEM Disciplines, Lester Caudill, April L. Hill, Kathy Hoke, and Ovidiu Z. Lipan

PDF

Description of the Tadpole of Proceratophrys renalis (Miranda-Ribeiro, 1920) (Anura: Cycloramphidae), Filipe Augusto C. Do Nascimento, Barnagleison S. Lisboa, Gabriel O. Skuk, and Rafael O. de Sá

PDF

Description of the Tadpole of Proceratophrys renalis (Miranda-Ribeiro, 1920) (Anura: Cycloramphidae), Filipe Augusto C. do Nascimento, Barnagleison S. Lisboa, Gabriel O. Skuk, and Rafael O. de Sá

PDF

2010 Wildflower of the Year: Wild Ginger, Asarum canadense, W. John Hayden

PDF

Don't Judge a Book by its Cover: The Curious Case of Wild Ginger Pollination, W. John Hayden

PDF

One Lump or Two: How Many Wild Gingers Inhabit North America?, W. John Hayden

PDF

Leptodactylus cunicularius, W. R. Heyer, Miriam M. Heyer, and Rafael O. de Sá

PDF

Leptodactylus savagei, W. R. Heyer, Miriam M. Heyer, and Rafael O. de Sá

PDF

Leptodactylus syphax, W. R. Heyer, Miriam M. Heyer, and Rafael O. de Sá

PDF

The Identity of the Crackling, Luminescent Frog of Suriname (Rana typhonia Linnaeus, 1758) (Amphibia, Anura), E. O. Lavilla, José A. Langone, José M. Padial, and Rafael O. de Sá

PDF

The Identification of Rana Ocellata Linnaeus, 1758. Nomenclatural Impact on the Species Currently Known as Leptodactylus ocellatus (Leptodactylidae) and Osteopilus brunneus (Gosse, 1851) (Hylidae), Esteban O. Lavilla, José A. Langone, Ulisses Caramaschi, W. Ronald Heyer, and Rafael O. de Sá

PDF

The Identity of Zachaenus roseus Cope, 1890 (Anura: Species Inquirenda), Esteban O. Lavilla, J. J. Nuñez, F. E. Rabanal, José A. Langone, and Rafael O. de Sá

PDF

Osteology, Natural History Notes, and Phylogenetic Relationships of the Poorly Known Caribbean Frog Leptodactylus nesiotus (Anura, Leptodactylidae), María Laura Ponssa, Michael J. Jowers, and Rafael O. de Sá

Submissions from 2009

PDF

Granite Rock Outcrops: An Extreme Environment for Soil Nematodes?, Erin Austin, Katharine Semmens, Charles Parsons, and Amy M. Treonis

PDF

Phylogeography of the frog Leptodactylus validus (Amphibia: Anura): Patterns and timing of colonization events in the Lesser Antilles, Arley Camargo, W. Ronald Heyer, and Rafael O. de Sá

PDF

The tadpole of Hypsiboas atlanticus (Anura, Hylidae) from northeastern Brazil, Filipe A. C. do Nascimento, Marcelo G. de Lima, Gabriel O. Skuk, and Rafael O. de Sá

PDF

Predicting Leptodactylus (Amphibia, Anura, Leptodactylidae) Distributions: Broad-Ranging Versus Patchily Distributed Species Using a Presence-Only Environmental Niche Modeling Technique, Miguel Fernández, Daniel Cole, W. R. Heyer, Stephen Reichle, and Rafael O. de Sá

PDF

Ambystoma maculatum (Spotted Salamander) Occurrence, Kristine L. Grayson and A. M. Bloch

PDF

Sex- and Context-Dependent Migration in a Pond-Breeding Amphibian, Kristine L. Grayson and Henry M. Wilbur

PDF

2009 Wildflower of the Year: Skunk Cabbage, Symplocarpus foetidus, W. John Hayden

PDF

Hunker Down and Hold On: Contractile Roots Give Skunk Cabbage Another Special Trait, W. John Hayden

PDF

Skunk Cabbage Flowers: The Heat is On, W. John Hayden

PDF

Bibliography of the frogs of the Leptodactylus clade - Adenomera, Hydrolaetare, Leptodactylus, Lithodytes (Ampbibia, Anura, Leptodactylidae). Volume 1. References, Miriam H. Heyer, W. Ronald Heyer, and Rafael O. de Sá

PDF

BIBLIOGRAPHY OF THE FROGS OF THE LEPTODACTYLUS CLADE – ADENOMERA, HYDROLAETARE, LEPTODACTYLUS, LITHODYTES (AMPHIBIA, ANURA, LEPTODACTYLIDAE) VOLUME 2. INDICES, Miriam H. Heyer, W. Ronald Heyer, and Rafael O. de Sá

PDF

A New Brevicipitid Species (Brevicipitidae: Callulina) from the Fragmented Forests of the Taita Hills, Kenya, Simon P. Loader, G. John Measey, Rafael O. de Sá, and Patrick K. Malonza

PDF

The Effects of Fluorescent Tracking Powder on Oxygen Consumption in Salamanders Using Either Cutaneous or Bimodal Respiration, Sarah A. Orlofske, Kristine L. Grayson, and William A. Hopkins

Link

Asiatic Black Bear Still Survives in Nuristan, Afghanistan, Stephane Ostrowski, Peter Zahler, Alex Dehgan, Kara Stevens, Maria Karlstetter, and Peter D. Smallwood

Submissions from 2008

PDF

Spots of Adult Male Red-Spotted Newts are Redder and Brighter than in Females: Evidence for a Role in Mate Selection?, Andrew K. Davis and Kristine L. Grayson

PDF

Is The Amphibian Tree of Life really fatally flawed?, Darrel R. Frost, Taran Grant, Julian Faivovich, Raoul H. Bain, Alexander Haas, Celio F.B. Haddad, Rafael O. de Sá, and et al.

PDF

2008 Wildflower of the Year: Virginia Spiderwort, Tradescantia virginiana, W. John Hayden

PDF

Spiderwort is VNPS Wildflower of the Year, W. John Hayden

PDF

Spiderworts: Not Just Another Pretty Face for Science, W. John Hayden

PDF

Leptodactylus cunicularius Sazima and Bokermann Rabbit-burrow Frog, W. R. Heyer, M. M. Heyer, and Rafael O. de Sá

PDF

A New Reproductive Mode in the Genus Melanzophryniscus Gallardo, 1961 (Anura: Bufonidae) with Description of a New Species from the State of Paraná, Brazil, José A. Langone, Magno V. Segallo, Marcos Bornschein, and Rafael O. de Sá

PDF

What Do Students Have to Say About Ecology and Evolution? Using Podcasting to Apply Integrative Biology Themes Across the Tree of Life, Amy M. Treonis, Malcolm Hill, Theresa Dolson, Sue McGinnis, and Elizabeth Miles

Submissions from 2007

PDF

Sex differentiation pattern in the annual fish Austrolebias charrua (Cyprinodontiformes: Rivulidae), M. J. Arezo, S. D. Alessandro, N. Papa, Rafael O. de Sá, and N. Berois

PDF

The Tadpole of Eupsophus queulensis (Anura, Cycloramphidae), Diana R. Cárdenas-Rojas, Alberto Veloso, and Rafael O. de Sá

PDF

Improving Natural History Research with Image Analysis: The Relationship Between Skin Color, Sex, Size and Stage in Adult Red-Spotted Newts, Andrew K. Davis and Kristine L. Grayson