The Bronx Zoo's Birdathon helps highlight the many animals that stop through New York City during migration season.
But the changes recover after rest.
The U.S. Fish and Wildlife Service has proposed taking the bears off the list of threatened animals.
The tremors are caused by the upwelling of magma.
The hoverboard carried its inventor more than a mile over the ocean.
And we've only identified 6 million of them.
New calculations based on NASA data find that humans are probably not alone in the universe.
A new study suggests there may be a problem with the way we raise the fish that end up on our dinner plates.
Eggs produce a "spark" of zinc ions when they are activated.
The camera uses the same wavelengths of light visible to a shark's eye.
The insects prefer black and red and hate green and yellow.
The tooth itself is nearly a foot long.
The gene is also important for body size in humans and other animals.
Wolves, foxes and other mammals abound in contaminated areas.
The drug could be used to help treat anxiety and depression in the future.