Tasmanian devils introduced to Maria Island for their own conservation have created an ecological disaster in their new home by wiping out an entire population of little penguins.
Researchers determined this with behavioral tests and recordings of the birds' brain activity.
More than a dozen condors have been paying daily visits to a home in Tehachapi, California (and destroying nearly everything in sight).
Researchers scoured more than 27,000 bird photos on Instagram to see which ones consistently got more likes than expected. The big winner was the owl-like frogmouth.
Even today, the Gulf Coast still suffers from the effects of the oil spill. But a remarkable cleanup effort has helped the pelican return home.
High-speed cameras and arrays of microphones helped researchers draw an acoustic map of hummingbirds' distinctive hum.
Scientists have finally solved a 25-year-old mystery surrounding a neurodegenerative disease killing bald eagles and other lake animals in the U.S.
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