Canopy Gaps Define Growth in the Forest
Gaps in the forest canopy can reveal important information, and result in regeneration.
The Slaughter of Elk at Yellowstone National Park
And how it changed Park Service policy.
Shedding Light on the Cost of Light Pollution
Artificial light has a huge variety of harmful effects on ecosystems. Scientists are exploring ways to mitigate the damage.
Salamanders Crossing: This Way to the Vernal Pool!
They may look like random puddles, but some states are building million-dollar tunnels to direct wildlife to these seasonal refuges.
Can Wildlife Adapt to Heat Waves?
Heatwaves have led to widespread deaths of animals like big-eyed tarsiers and flying foxes. Is there hope for species like this as temperatures rise?
Fish Are Smarter Than You Think
Fish intelligence? Yes, many studies have documented the ability of fish to learn from their environment. Fish exposed to a more complicated environment have an edge in learning.
The Surprising Frequency of Interspecies Mating
Sometimes different but related species can reproduce. When two different species successfully mate, the resulting offspring is called a hybrid.
Where Do City Birds Go for the Winter?
Cities can host surprisingly diverse bird species, apart from the ubiquitous pigeons and sparrows. Where do they go in the winter?
Starving Killer Whales Are Losing Most of Their Babies
The southern resident killer whales of the northeast Pacific are in trouble. As habitats and food dwindle, they increasingly miscarry and lose their babies.
Can the Acorn Crop Predict Lyme Disease?
Will cutting fewer forests, where tick hosts and their predators live, help curb Lyme disease? Scientists debate.