Biology researchers at East Carolina University are continuing the study of Darwin’s philosophies, examining reptiles, spiders, birds, and plants through evolution of environmental adjustment and DNA changes.
All salamander species of the genus Necturus are found throughout North Carolina and the coastal plain of southeastern United States. This study examined the degree to which chromosome changes have accompanied diversification and divergence within Necturus, and to elucidate the relationship between the geographic distribution and the evolutionary history of this group of salamanders.
Information about skunk offspring, as well as the female skunk’s birthing and spraying habits, were the focus of the article. Included was also the question about what came first: the ability to spray or the motive to develop this ability?