Earth is home to an astonishing diversity ... species that drop to low abundance (Figure 2b), the outcome of competition (exclusion or coexistence) depends on the balance between the two types ...

A chain of four variously ... wide range of habitat types, rainfall, and elevation. Niches Very few available niches, due to the large numbers and high diversity of bird species in and around ...

Imagine modern-day field biologists being sent back in time 66 million years ago to North Dakota on the brink of the end-Cretaceous extinction. Wandering the pine rainforests and palmetto-choked ...

WYNDD develops and maintains lists of species in Wyoming that are rare, endemic, disjunct, threatened, or otherwise biologically sensitive, and supporting documentation. Previously, we published ...

Forests with a greater diversity of trees are more productive—potentially leading to greater efficiency in capturing ...

The extinction of hundreds of bird species caused by humans over the last 130,000 years has has led to substantial reductions in avian functional diversity -- a measure of the range of different ...

NASHVILLE, Tenn.— In response to a legal petition and lawsuit from the Center for Biological Diversity, the U.S. Fish and Wildlife Service today proposed to protect four freshwater mussels and a ...

This week, astronomers considered whether dark energy varies over cosmic timescales. Via neutron analysis, physicists ...

Plant diversity ... examined 30 yards in four Gainesville neighborhoods and found at least 500 plant species in an initial ...

the breadth of virus diversity detected,” the team wrote in an article published in the peer-reviewed journal Cell on Wednesday. They said the study was the largest virus species discovery ever ...