Using historical herbarium specimens to track heavy metal pollution in the eastern United States
Plant specimens stored in herbaria are being used to explore important ecological questions. Researchers have now shown the effectiveness of herbarium specimens of herbaceous...
Robbed of royalty: Mutilation and social determination of female Diacamma ants
Triggered by mutilation, expression of select genes determines social castes in Diacamma ants, outlines a new report.
Honey bee genetics sheds light on bee origins
Where do honey bees come from? A new study clears some of the fog around honey bee origins. The work could be useful in...
Laissez-faire is not good enough for reforestation
If degraded and logged areas of tropical forests are left to nature, the populations of certain endangered tree species are not able to recover....
Alien species on the rise worldwide
Although it was known that the number of alien species increased during the last decades, it remained unclear whether or not the accumulation of...
Spread of lionfish in Gulf of Mexico is threat to reef fisheries
As the old saying goes: "You can't put the genie back in the bottle." Nowhere is this more evident than with the spread of...
Important to maintain a diversity of habitats in the sea
Both species diversity and habitat diversity are critical to understand the functioning of ecosystems, scientists have concluded in a new report.
How evolution alters biological invasions
Biological invasions pose major threats to biodiversity, but little is known about how evolution might alter their impacts over time. Now, Rutgers University scientists...
Explosion in species diversity due to hybridization
No less than 500 new species of cichlids, brightly coloured perch-like fish, evolved in Lake Victoria (East Africa) over the past 15,000 years --...
Brazilian peppertree packs power to knock out antibiotic-resistant bacteria
The red berries of the Brazilian peppertree -- a weedy, invasive species common in Florida -- contain an extract with the power to disarm...