Insect Study Reveals Mixed Bag of Population Trends
Insect Study Reveals Mixed Bag of Population Trends
Terrestrial insect populations decreased while freshwater populations increased, and though the results are more nuanced than those of previous observations of widespread decline, experts say they are cause for concern.
Insect Study Reveals Mixed Bag of Population Trends
Insect Study Reveals Mixed Bag of Population Trends

Terrestrial insect populations decreased while freshwater populations increased, and though the results are more nuanced than those of previous observations of widespread decline, experts say they are cause for concern.

Terrestrial insect populations decreased while freshwater populations increased, and though the results are more nuanced than those of previous observations of widespread decline, experts say they are cause for concern.

populations
Image of the Day: Penguin Populations
Image of the Day: Penguin Populations
Emily Makowski | Dec 3, 2019
Chinstrap penguins are decreasing in numbers due to a lack of krill, their only food source.
North America Has 3 Billion Fewer Birds Than it Did in 1970
North America Has 3 Billion Fewer Birds Than it Did in 1970
Catherine Offord | Sep 19, 2019
Population reductions in species such as sparrows and blackbirds reflect a concerning pattern of declining biodiversity across the continent, researchers find.
Eastern Monarchs Flourish While Western Numbers Plunge
Eastern Monarchs Flourish While Western Numbers Plunge
Carolyn Wilke | Feb 8, 2019
In the last year, the butterfly’s eastern group has more than doubled its hibernation area while the other population waned. Plus, researchers are moving trees to save monarch habitat.
Taller People More Prone to Cancer
Taller People More Prone to Cancer
Abby Olena | Oct 24, 2018
The increased risk is slight, but aligns with a longstanding hypothesis that having more cells in one’s body leads to more chances for those cells to become cancerous.
Drones Are Changing the Face of Ecology
Drones Are Changing the Face of Ecology
Catherine Offord | Jul 31, 2018
Unmanned aerial vehicles allow researchers to collect huge volumes of biological data cheaply, easily, and at higher resolution than ever before.
Ocean Sunfish Could Offer Clues to the “Rise of Slime”
Ocean Sunfish Could Offer Clues to the “Rise of Slime”
Ashley Yeager | Mar 31, 2018
A controversial hypothesis suggests that jellyfish may one day rule the oceans, and Mola mola may tell us if we are approaching a tipping point.
Trump Administration Plans to Eliminate USGS’s Biological Survey Unit
Trump Administration Plans to Eliminate USGS’s Biological Survey Unit
Diana Kwon | Feb 26, 2018
The agency is also poised to end a 50-year effort to restore endangered whooping crane populations.
More Details on How Pesticides Harm Bees
More Details on How Pesticides Harm Bees
Diana Kwon | May 2, 2017
Scientists report that thiamethoxam exposure impairs bumblebees’ reproduction and honey bees’ ability to fly.
Lions Declining in Africa
Lions Declining in Africa
Karen Zusi | Oct 29, 2015
A predictive population model suggests that lion populations in West, Central, and East Africa are likely to be halved in the next 20 years.