Wataru HIMENO– Author –
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The Most Feared Creature in the Amazon: The Common Lancehead
Stretching across South America, the Amazon Rainforest is the largest tropical rainforest in the world. It is a treasure trove of biodiversity, home to over 40,000 plant species, more than 3,000 fish species, 427 mammal species, 1,294 bi... -
How to Find the Japanese Giant Salamander — the World’s Largest Amphibian
Japanese Giant Salamander (Andrias japonicus) While walking along a mountain stream at night, I encountered what looked like a living boulder—it was a Japanese giant salamander, one of the largest amphibians in the world. Reaching length... -
The World’s Only Nocturnal Monkey — The Fascinating Life of the Night Monkey
Among the more than 200 known species of anthropoid primates, there is only one that has adopted a truly nocturnal lifestyle: the night monkey, also known as the "Owl Monkey" or "Douroucouli." Spix’s night monkey(Aotus vociferans) from E... -
Searching for a Unique Owl That Lives Underground
Burrowing Owl（Athene cunicularia） This time, I set out to find a truly unique owl—the Burrowing Owl（Athene cunicularia）, the only owl in the world that lives by digging holes in the ground. Burrowing Owls are widely distributed... -
Geoffroy’s Tamarin | A Small but Colorful Primate
Geoffroy's tamarin (Saguinus geoffroyi), is a small primate with a distinctive appearance and highly social nature, inhabiting the lush tropical forests of Panama and Colombia. With its striking black-and-white fur, reddish-brown nape, a... -
Searching for Wild Rainbow Boas in the Amazon Rainforest of Ecuador
– An Encounter in the Amazon Rainforest of Ecuador – This time, I’d like to share an incredible experience: spotting the stunning Rainbow Boa (Epicrates cenchria) in the Amazon rainforest of Ecuador. Rainbow Boa (Epicrates cenchria) ■ A ... -
The World’s Most Feared Pit Viper Observed in Colombia’s Chocó Rainforest: Terciopelo
This time, I’d like to introduce a terrifying yet fascinating snake we encountered in Colombia’s Chocó Rainforest — the Terciopelo (Bothrops asper), one of the most feared pit vipers in the world. This rainforest, known as... -
How to Find Poison Dart Frogs: 3 Tips from the Jungle
Kokoe Poison Frog：Phyllobates aurotaenia The rainforests of Central and South America are home to some of the most dazzling creatures on Earth—poison dart frogs.Their vivid colors—electric blue, fiery red, sunshine yellow—look like some... -
Frogs of the Chocó Rainforest: A Herping Adventure in Colombia
The Chocó Rainforest, spanning Colombia and Ecuador, is known as a treasure trove of biodiversity. It boasts the second-highest rainfall in the world, consistently high humidity throughout the year due to the lack of a pronounced dry sea... -
Meet the Tiny Monkeys of the Ecuadorian Amazon: 4 Unique Species
Deep in the Ecuadorian Amazon live some of the world’s smallest and most fascinating primates. During my month-long stay in the region, I was lucky enough to observe four incredible species—three types of tamarins and one marmoset. In th...
