From the Atacama Desert to the Andes and the Patagonian ice fields—plus a long ···
In many species, oversized eyes are a survival upgrade—supercharging night visi···
Colombia’s extraordinary variety of habitats—Andean cordilleras, Amazonian rai···
Straddling the Central American isthmus, Panama blends tropical climate, coast-t···
Across the animal kingdom, body plans vary wildly: some lineages rely on interna···
To talk about Madagascar is to talk about endemism. This large island off southe···
Many animals carry horn- or horn-like structures on the head. Some are weapons f···
Stretching from sub-Arctic Hokkaidō to the subtropical Nansei (Ryukyu) Islands,···
Australia’s isolation and sweeping climate zones have produced a world-class ro···
Guatemala packs cloud forests, tropical lowlands, mangroves, and high mountains ···
Supercharged by the Humboldt (Peru) Current and powerful upwelling, Peru’s Paci···
Crocodiles (family Crocodylidae) are among the longest-surviving reptile lineage···
Bird migration is one of nature’s most spectacular, cyclical phenomena. Not all···
Monotremes (order Monotremata) are the most unusual—and oldest living—branch o···
Fishes are the most abundant vertebrates on Earth. Even though we don’t encount···
Spanning both Europe and Asia and covering about 17.09 million km², Russia cont···
When you see reptiles or amphibians basking motionless on warm rocks, they aren’···
Most animals—including us—run on roughly 24-hour biological rhythms (circadian···
Nature doesn’t insist on a single blueprint. Many animals thrive without a cent···
Coasts and nearshore waters are among Earth’s richest life zones. Beyond the fa···
Peru is among the world’s most biodiverse countries. More than 1,730 bird speci···
The Amazon Basin—spanning Brazil, Colombia, Peru and extending into Bolivia, Ec···
Frogs are widely distributed amphibians whose lives are tightly tied to water. T···
Frugivores are animals that obtain much (or most) of their nutrition from fruit.···
As their name suggests, aquatic birds are species that have evolved to live on o···
As their name suggests, nocturnal birds are characterized by being active during···
The life cycle of a butterfly is one of nature’s most captivating transformatio···
Recent news from Florida has reported large numbers of poisonous toads invading ···
The leopard (Panthera pardus) is a large carnivorous mammal in the family Felida···
Did you know that there are over 62,000 known species of vertebrate animals on E···
Nutrition is one of the vital life functions of living organisms. Different spec···
In Europe, the Asian hornet (Vespa velutina), also known as the yellow-legged ho···
Amphibians are incredible creatures. They were the first vertebrates to conquer ···
If I asked you to name the first animal that comes to your mind, chances are hig···
Every year, the list of endangered animals in Paraguay continues to grow. Some s···
Uruguay, located in southeastern South America, boasts a rich variety of ecosyst···
Nicaragua, the largest country in Central America, is home to exceptional biodiv···
Costa Rica, located in Central America within the tropical zone, boasts an extra···
The spider monkey (Ateles geoffroyi) is a highly agile and intelligent primate n···
Argentina, the eighth-largest country in the world by land area, is home to a sp···