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Temperature-Dependent Sex Determination in Reptiles
By: Karla T. Moeller
| Published: Feb 01, 2013
The sex of a reptile embryo partly results from the production of sex hormones during development, and one process to produce those hormones depends…
Sex DifferentiationReproductionAdaptationfetal developmentEmbryology
Paul Kammerer's Experiments on the Midwife Toad (1905-1910)
By: Federica Turriziani Colonna
| Published: Dec 30, 2014
In the first decade of the twentieth century, Paul Kammerer, a zoologist working at the Vivarium in Vienna, Austria, conducted research on…
Kammerer, Paul, 1880-1926Midwife toadsKammerer, Paul, 1880-1926. Streitfrage der Vererbung erworbener Eigenschaften. EnglishInheritance of acquired charactersAdaptation
"The Spandrels of San Marco and the Panglossian Paradigm: A Critique of the Adaptationist Programme" (1979), by Stephen J. Gould and Richard C. Lewontin
By: M. Elizabeth Barnes
| Published: Nov 14, 2014
The Spandrels of San Marco and the Panglossian Paradigm: A Critique of the Adaptationist Programme, hereafter called The Spandrels, is an article…
LiteratureGould, Stephen JayEvolutionAdaptationBaer, Karl Ernst von, 1792-1876
Paul Kammerer (1880-1926)
By: Federica Turriziani Colonna
| Published: Nov 25, 2014
Paul Kammerer conducted experiments on amphibians and marine animals at the Vivarium, a research institute in Vienna, Austria, in the early twentieth…
Kammerer, Paul, 1880-1926Kammerer, Paul, 1880-1926. Streitfrage der Vererbung erworbener Eigenschaften. EnglishInheritance of acquired charactersAdaptationMidwife toads
"The Adaptive Significance of Temperature-Dependent Sex Determination in a Reptile" (2008), by Daniel Warner and Richard Shine
By: Karla Moeller
| Published: Oct 07, 2013
In 2008 researchers Daniel Warner and Richard Shine tested the Charnov-Bull model by conducting experiments on the Jacky dragon (Amphibolurus…
ExperimentsSex DifferentiationReproductionAdaptationfetal development
Stephen Jay Gould (1941-2002)
By: M. Elizabeth Barnes
| Published: Feb 18, 2014
Stephen Jay Gould studied snail fossils and worked at Harvard University in Cambridge, Massachusetts during the latter half of the twentieth century…
Punctuated equilibrium (Evolution)Spandrel beamsOntogenyPhylogenyFossils
Paul Kammerer's Experiments on Salamanders (1903-1912)
By: Federica Turriziani Colonna
| Published: Dec 30, 2014
In the early twentieth century, Paul Kammerer conducted a series of experiments to demonstrate that organisms could transmit characteristics acquired…
Kammerer, Paul, 1880-1926SalamandraLaboratory animals--Breeding--ExperimentsLamarck, Jean Baptiste Pierre Antoine de Monet de, 1744-1829. Philosophie zoologique. EnglishHeredity
William Bateson (1861-1926)
By: Samantha Hauserman
| Published: Jan 28, 2014
At the turn of the twentieth century, William Bateson studied organismal variation and heredity of traits within the framework of evolutionary theory…
GeneticsHeredityMendel, Gregor, 1822-1884EvolutionEmbryology
Paul Kammerer's Experiments on Sea-squirts in the Early Twentieth Century
By: Federica Turriziani Colonna
| Published: Apr 13, 2015
In the early twentieth century, Paul Kammerer, a zoologist working at the Vivarium in Vienna, Austria, experimented on sea-squirts (Ciona…
Sea SquirtsCiona intestinalisKammerer, Paul, 1880-1926Laboratory animals--Breeding--ExperimentsAdaptation