To camouflage themselves on different plants, two forms of this mimic insect bear different patterns on their backs.

The third annual fundraiser brought its biggest crowd yet of over 800, all of whom left with a shrub to plant.

A trail camera has captured the incredible moment between a mountain lion and her three cubs in the South Bay area.

Few things are more satisfying than learning how to use a dichotomous key and run a prescribed burn. On a drizzly day in late March, eighteen lucky middle-schoolers from Laytonville got to do ...

High above the rugged cliffs of California, a massive shadow glides silently, wings stretching nearly ten feet wide. This is ...

Once thought resistant to invasion, California's deserts are losing native plants to aggressive weedy species like Saharan mustard. New research shows its spread is disrupting biodiversity and ...

New research led by UC Santa Cruz will strengthen understanding of which traits set tomato plants up to be grown successfully ...

The Washington Trucking Associations said it’s unfair for the state to allow certain exemptions of Advanced Clean Trucks ...

After passing in the Washington House of Representatives April 14 with amendments, the extended producer responsibility bill ...

UC Davis researchers found that gray wolves are causing significant stress and financial losses to California cattle ranchers ...

Populations of animals and plants separated by even thousands of miles can rise and fall together driven by ecological ...

Since late March, beachgoers have encountered hundreds of washed-up animals suffering from domoic acid poisoning with symptoms that include seizures, erratic and dangerous behavior and comas.