<HTML>Then do yourself a favour and read some relevant articles and books. Arthur Strahler's "Science and Earth History" is an easy place to start from, is available through Amazon and isn't expensive. There's the NCSE website I recommended to go visit, and read their newsletter.
You're also always welcome to join the
debunkcreation@yahoogroups.com list.
Anyway, you want some examples of observed speciation events?
Sure. Will 90 of them be enough for you?
Ahearn, J. N. 1980. Evolution of behavioral reproductive isolation in
a laboratory stock of Drosophila silvestris. Experientia. 36:63-64.
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Baum, D. 1992. Phylogenetic species concepts. Trends in Ecology
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Boraas, M. E. 1983. Predator induced evolution in chemostat
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associated with chromosome destruction and reproductive isolation
between two insect species. Nature. 346:558-560.
Budd, A. F. and B. D. Mishler. 1990. Species and evolution in
clonal organisms -- a summary and discussion. Systematic
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Butters, F. K. 1941. Hybrid Woodsias in Minnesota. Amer. Fern. J.
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Brock, T. D. and M. T. Madigan. 1988. Biology of Microorganisms
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Callaghan, C. A. 1987. Instances of observed speciation. The
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the cyanobacteria (blue-green algae). Journal of Phycology 28:737-
745.
Clausen, J., D. D. Keck and W. M. Hiesey. 1945. Experimental
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Cracraft, J. 1989. Speciation and its ontology: the empirical
consequences of alternative species concepts for understanding
patterns and processes of differentiation. In Otte, E. and J. A.
Endler [eds.] Speciation and its consequences. Sinauer
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Craig, T. P., J. K. Itami, W. G. Abrahamson and J. D. Horner.
1993. Behavioral evidence for host-race fromation in Eurosta
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Cronquist, A. 1978. Once again, what is a species?
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Research 2:3-20.
Cronquist, A. 1988. The evolution and classification of flowering
plants (2nd edition). The New York Botanical Garden, Bronx, NY.
Crossley, S. A. 1974. Changes in mating behavior produced by
selection for ethological isolation between ebony and vestigial
mutants of Drosophilia melanogaster. Evolution. 28:631-647.
de Oliveira, A. K. and A. R. Cordeiro. 1980. Adaptation of
Drosophila willistoni experimental populations to extreme pH
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and the species problem. Cladistics. 4:317-338.
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old field. Science. 177:664-669.
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an update of experimental results with Drosophila. Evolution
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reproductive isolation. The American Naturalist. 107:318-319.
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fly, Rhagoletis pomonella. Nature. 336:61-64.
Feder, J. L. and G. L. Bush. 1989. A field test of differential host-
plant usage between two sibling species of Rhagoletis pomonella
fruit flies (Diptera:Tephritidae) and its consequences for sympatric
models of speciation. Evolution 43:1813-1819.
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and the origin of a diploid species of Stephanomeira. American
Journal of Botany. 60: 545-553.
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assortative mating in Tribolium castaneum. Evolution. 35:829-843.
Hurd, L. E., and R. M. Eisenberg. 1975. Divergent selection for
geotactic response and evolution of reproductive isolation in
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X Brassica oleraceae L. Bull. Appl. Botany. 17:305-408.
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investigation of speciation theory using Drosophila melanogaster.
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breeding groups, morphology and monophyletic groups in
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genus Tragopogon. Am. J. Bot. 37:487-499.
Pasterniani, E. 1969. Selection for reproductive isolation between
two populations of maize, Zea mays L. Evolution. 23:534-547.
Powell, J. R. 1978. The founder-flush speciation theory: an
experimental approach. Evolution. 32:465-474.
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in the maidenhair fern (Adiantum pedatum, adiantaceae)?
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Rice, W. R. 1985. Disruptive selection on habitat preference and
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I'm not here to give you a lesson in basic biology.</HTML>
