News articles tagged with 'species'
British butterfly is evolving to respond to climate change
— 2 Dec 2011 10:50 | BiologyAs global temperatures rise and climatic zones move polewards, species will need to find different environments to prevent extinction. New research, published today in the journal Molecular…
Archaeologists find new evidence of animals being introduced to prehistoric Caribbean
— 2 Dec 2011 10:41 | BiologyAn archaeological research team from North Carolina State University, the University of Washington and University of Florida has found one of the most diverse collections of prehistoric…
Study of wolves will help scientists predict climate effects on endangered animals
— 2 Dec 2011 10:32 | EnvironmentScientists studying populations of grey wolves in the USA's Yellowstone National Park have developed a way to predict how changes in the environment will impact on the animals' number,…
New butterfly species identified in Yucatan peninsula
— 24 Nov 2011 18:58 | BiologyAbout 160,000 species of butterflies and moths are already known, but scientists believe that a similar number still remain undiscovered. Identification and characterisation of these…
Predators drive the evolution of poison dart frogs' skin patterns
— 21 Nov 2011 19:31 | BiologyNatural selection has played a role in the development of the many skins patterns of the tiny Ranitomeya imitator poison dart frog, according to a study that will be published in an…
A new model for understanding biodiversity
— 21 Nov 2011 19:22 | BiologyAnimals like foxes and raccoons are highly adaptable. They move around and eat everything from insects to eggs. They and other 'generalist feeders' like them may also be crucial to…
Predicting future threats for global amphibian biodiversity
— 16 Nov 2011 21:34 | EnvironmentAmphibian populations are declining worldwide, and their declines far exceed those of other animal groups: more than 30% of all species are listed as threatened according to the Red…
New model more accurately describes migratory animals' extinction risk
— 16 Nov 2011 21:31 | BiologyPredicting the risk of extinction is a complicated task, especially for species that migrate between breeding and wintering sites. Researchers at the University of Georgia and Tulane…
Biodiversity improves water quality in streams through a division of labour
— 9 Apr 2011 11:43 | EnvironmentBiologically diverse streams are better at cleaning up pollutants than less rich waterways, and Bradley Cardinale, an assistant professor at the U-M School of Natural Resources and…
World's reef fishes tussling with human overpopulation
— 6 Apr 2011 17:46 | EnvironmentIn an unprecedented collaborative analysis published in the journal PLoS Biology, scientists from 49 nations demonstrated that the ability of reef fish systems to produce goods and…