Marine biologist Fernando Trujillo has spent a lifetime working with the endangered creatures, which offer a window into the ...

If you want to find an outdoor screen-free family activity, consider birdwatching for kids. It's an easy, low-cost way to ...

The majority of the threatened species do not grow in environmentally protected locations. Tropical plants in the genus ...

Fans navigating the dozens of schools in the NCAA men's and women's basketball tournaments might become as attached to the ...

Fish can change their teeth quickly, which speeds up their evolution. Cichlids in African lakes show the fastest ...

Under these drastically changing conditions, the struggle to survive favored the larger birds with deep, strong beaks for opening the hard seeds. Smaller finches with less-powerful beaks perished.