ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Assortative mating also takes place between the phenotypes. In previously published data4, which were taken from observations on several colonies by different ornithologists, the intermediates and darks were not distinguished from each other and were lumped into a single class of dark birds. Some ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/252700a0
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