Ecosystems
-
AnimalsWinter road salting reshapes next summer’s butterflies
Winter road salt treatments boost sodium in roadside plants and alter development for monarch butterflies.
By Susan Milius -
AnimalsWhy tree-hugger koalas are cool
Drooping against bark during a heat wave could save koalas from overheating.
By Susan Milius -
OceansDusk heralds a feeding frenzy in the waters off Oahu
Even dolphins benefit when layers of organisms in the water column overlap for a short period.
-
AnimalsOtters provide a lesson about the effects of dams
A dam created a new habitat, but that habitat’s lower quality kept otter density low.
-
AnimalsReef fish get riled when intruders glow red
A male fairy wrasse gets feisty when he can see a rival’s colorful fluorescent patches.
By Susan Milius -
EcosystemsDeep-sea trawling threatens oceans’ health
Dragging large nets along the seafloor to catch fish cuts organic matter and biodiversity in half and may threaten all of the world's underwater ecosystems.
-
AnimalsA tale of wolves, moose and missing ice
Wolves have persisted on Lake Superior’s Isle Royale for decades, keeping moose in check, but climate change may doom the balance between the two species.
-
MicrobesViruses buoy life at hydrothermal vents
Using hijacked genes, deep-sea viruses help sulfur-eating bacteria generate power in the plumes of hydrothermal vents.
By Beth Mole -
EcosystemsWar’s ecological effects laid bare in ‘A Window on Eternity’
In "A Window on Eternity," entomologist E.O. Wilson chronicles both the shifting ecology of Gorongosa National Park after the war and how researchers are trying to repair the damage.
-
EarthSurge seen in number of U.S. wildfires
The number and size of wildfires in the western United States has steadily risen over the last three decades.
-
OceansThe surprising life of a piece of sunken wood
Timber and trees that wash out to sea and sink to the bottom of the ocean hold a diverse community of organisms.
-
AnimalsZebra stripes may be mainly defense against flies
The function of zebra stripes may not be for camouflage or cooling, a new analysis finds.
By Susan Milius