Neste caso, os insectos acaban por especializarse a medida que loitan por superar os diversos mecanismos de defensa das plantas. Isto pode ser un primeiro paso cara ao xurdimento dunha nova especie. En cada lago hai diferentes nichos que unha especie pode ocupar. Crese que ocorreu un pescozo de botella poboacional hai uns Mallet et al. Na Galipedia, a Wikipedia en galego.
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Show related SlideShares at end. WordPress Shortcode. Natalia Tello , Working Follow. Published in: Education. Full Name Comment goes here. Are you sure you want to Yes No. An eBook reader can be a software application for use on a computer such as Microsoft's free Reader application, or a book-sized computer THIS is used solely as a reading device such as Nuvomedia's Rocket eBook. Users can purchase an eBook on diskette or CD, but the most popular method of getting an eBook is to purchase a downloadable file of the eBook or other reading material from a Web site such as Barnes and Noble to be read from the user's computer or reading device.
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Show More. Diego Peza Guzman. No Downloads. Views Total views. Actions Shares. Embeds 0 No embeds. No notes for slide. Especiacion2 1. En cada grupo de organismos existen situaciones en las cuales las poblaciones se hallan en estado intermedio. Celacanto de las Comores Latimeria chalumnae el celacanto indonesio Latimeria menadoensis Ginkgo biloba Two nectar-feeding birds from Hawai'i, the kioea brown-streaked, in middle and an o'o species lower left , looked so much like nectar specialists from the western Pacific two species on right that taxonomists put them all in the same honeyeater family, the Meliphagidae.
All the Hawaiian birds are unfortunately extinct, but DNA evidence shows that their resemblance resulted from convergent evolution, because the Hawaiian birds were actually much closer to birds from the Americas, such as Bohemian Waxwings upper left.
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