Related topics: climate change · extinction · plants · biodiversity · plos one

Best of Last Year: The top Phys.org articles of 2020

It was a good year for research of all kinds as a team of geophysicists at the University of Maryland detected unexpected widespread structures near Earth's core. The structures were revealed as the researchers analyzed thousands ...

Being social generates larger genomes in snapping shrimp

In an article scheduled to publish in PNAS, on June 7, 2021, a team of researchers led by Columbia University's Dustin R. Rubenstein, a Professor of Ecology, Evolution and Environmental Biology, found that within the same ...

How plants ward off a dangerous world of pathogens

The world's plants, immobile and rooted in soil which contains potentially lethal micro-organisms, face a constant threat from invading pathogens. In recent years, however, scientists have discovered that plant species employ ...

page 1 from 40

Species

In biology, a species is:

There are many definitions of what kind of unit a species is (or should be). A common definition is that of a group of organisms capable of interbreeding and producing fertile offspring, and separated from other such groups with which interbreeding does not (normally) happen. Other definitions may focus on similarity of DNA or morphology. Some species are further subdivided into subspecies, and here also there is no close agreement on the criteria to be used.

This text uses material from Wikipedia, licensed under CC BY-SA