People could help to prevent species of birds from becoming extinct by recording sightings of all kinds of birds online, including common species, according to a new study published today in PLoS Biology.

GAINESVILLE, Fla. --- Sea level has not been as high as the distinctive ridges that run down the length of Florida for millions of years.

Men with a deep, masculine voice are seen as more dominant by other men but a man's own dominance – perceived or actual – does not affect how attentive he is to his rivals' voices. His own dominance does however influence how he rates his competitors' dominance: the more dominant he thinks he is, the less dominant he rates his rival's voice. These findings[1] by Sarah Wolff and David Puts, from the Department of Anthropology at Pennsylvania State University in the US, are published online in Springer's journal Behavioral Ecology and Sociobiology.

Scientist Jon Chase once worked in a lab that set up small pond ecosystems for experiments on species interactions and food webs.

ATLANTA –A new study shows that saving rainforests and protecting land in national parks and reserves reduced poverty in two developing countries, according to research by a Georgia State University professor.

New reports are surfacing every day about the immediate impacts of the Deepwater Horizon oil spill on Gulf Coast wildlife, especially as the oil reaches the sensitive marshlands along the coast. But how will these communities be affected over time? Scientists currently know very little about how long it takes for the hydrocarbons and heavy metals in crude oil to work their way through marine food webs.

In nature, ultraviolet radiation from sunlight is not the amphibian killer scientists once suspected.

Nine new species of handfish have been described by CSIRO in research that highlights an urgent need to better understand and protect the diversity of life in Australia's oceans. The new species are described in a review of the handfish family by Hobart-based fish taxonomists from the CSIRO Wealth from Oceans Flagship, Daniel Gledhill and Peter Last.

Scientists are reporting that mercury levels in a popular species of game fish in Lake Erie are increasing after two decades of steady decline. The study, the most comprehensive to date on mercury levels in Great Lakes fish, is in ACS' Environmental Science & Technology, a semi-monthly journal.