Great bustards are listed as endangered worldwide by the International Union for Conservation of Nature, and are found outside Morocco in Spain, a few small populations in central Europe, western Asia ...

Missing socks? Hidden laptop? You might have upset the Mexican duende in your house. Not to worry: you can back on his good ...

Monarch butterflies are making their flight north after wintering in Mexico. Here's what to know about one of Earth's fascinating flyers in Michigan.

Biologists have long debated why some plants and animals can adjust to a wide range of climates, while others can't.

Watch our Costa Rica video to discover how a white‑winged dove nesting in a hanging plant—and wildlife visiting tree cavities—naturally fertilize soil, balancing plant damage with nutrient gains.

The birds were eliminated when the invasive brown treesnake was accidentally introduced to the island of Guam in the ’40s.