Ecosystems
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LifeInsect-eating bats implicated as Ebola outbreak source
Insect-eating bats, not fruit bats, may have started the Ebola epidemic.
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EcosystemsDam demolition lets the Elwha River run free
Removing a dam involves more than impressive explosions. Releasing a river like Washington state's Elwha transforms the landscape and restores important pathways for native fish.
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EcosystemsCities are brimming with wildlife worth studying
Urban ecologists are getting a handle on the varieties of wildlife — including fungi, ants, bats and coyotes — that share sidewalks, parks and alleyways with a city’s human residents.
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AnimalsBees, up close and personal
A photo archive from the U.S. Geological Survey's Bee Inventory and Monitoring Lab offers detailed photos of bee species.
By Susan Milius -
EcosystemsBee losses followed World Wars
British historical records show a century-long decline of important pollinators: bees and some wasps.
By Beth Mole -
EarthMineralogy’s link to ecology makes an Earth twin unlikely
Earth’s unique blend of minerals emerged with the evolution of life, making it extremely unlikely that another planet has Earth’s exact mineral composition.
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ClimateResilience protects corals from hurricanes — and climate change
Coral reefs have evolved to be resilient in the face of hurricanes that can devastate human populations. But climate change is reducing the ability of reefs to bounce back from disaster.
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AnimalsScientists’ tags on fish may be leading seals to lunch
In an experiment, 10 young grey seals learned to associate the sound of a pinging tag with fish. The tags may make fish vulnerable to predators, scientists say.
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EnvironmentSpiders enlisted as pollution sensors for rivers
Hunting arachnids provide a better picture of chemical threats to food web.
By Beth Mole -
LifeA little good news for giant tortoises in the Galapagos
The giant tortoise population on the Galapagos island of Española is on the rebound, but there are still concerns about other markers of conserving the endangered species.
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AnimalsSouthern birds may be moving into your winter backyard
A warming climate is letting warm-adapted birds live farther north in winter, a new study finds.
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GeneticsYeast smell underpins partnership with fruit flies
Yeast make fruity aromas that draw flies, which disperse the fungi. Researchers reveal the gene that underpins the mutually beneficial relationship.