Here are some animals with the most unusual defense mechanisms: Sperm whales dive over 3,000 meters deep to escape threats, ...

Residents and officials worry illegal miners in the Munduruku Indigenous Territory in Brazil’s Amazon will simply return or ...

Some animals have been around since the time of the dinosaurs—and they’re still thriving today! Known as “living fossils,” ...

I finally made it happen a few months back, planning a trip with Expedição Katerre, traveling to the Brazilian Amazon to ...