Urban ecology study witnessing the birth of a 'designer ecosystem'
...generalist" native and non-native species (such as mourning doves, grackles and English sparrows) being favored over many of the more highly specialized birds found in the natural desert. "What we've found is that some species are missing, while others, in fact, are enriched," said Redman. "What you have, in ......arge marble, sooty wing, Lorquin's admiral and the mourning cloak, suffered major declines in 1999 and have not yet recovered, Shapiro said. Shapiro compared the decline of the butterflies to similar declines in populations of frogs and other amphibians. While there may be different possible explanations for ...