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Despite its small territory, El Salvador boasts exceptional biodiversity due to its tropical location along the Pacific Ocean. However, around 75% of its land is used for agricultural and livestock activities. Combined with climate change and environmental degradation, this has led to a sharp declin
The Sahara Desert is the largest hot desert in the world, stretching across most of North Africa. With a surface area of over 9 million square kilometers—similar in size to China or the United States—it is an extreme environment where temperatures can reach up to 54 °C (129 °F) during the day
A species is considered endangered when it faces a significant risk of extinction in the near future. According to the International Union for Conservation of Nature (IUCN), approximately 5,200 animal species worldwide are currently threatened with extinction.In this article, we will explore 17 enda
When it comes to surface area, the United States ranks as the fourth largest country in the world. This immense territory spans a wide range of geographic regions and includes nearly every type of climate—from the icy tundras of Alaska to the arid deserts of the Southwest and the tropical wetlands
Dinosaurs—often referred to as "terrible lizards"—are a fascinating group of prehistoric animals that first appeared on Earth around 230 million years ago. For more than 130 million years, they dominated terrestrial ecosystems as the most diverse and successful group of vertebrates. Howe
Natural silk is a highly valuable and coveted material. In the textile industry, it stands out for its soft touch, unparalleled drape, and signature sheen—alongside its thermal properties, hypoallergenic nature, and moisture absorption abilities.It might seem like silk is the perfect fabric. Every
Felines, members of the family Felidae, are among the most iconic carnivores on Earth. With a distribution that spans savannas, rainforests, and mountain ranges, these animals are found across every continent—except Antarctica, Australia, and Madagascar. Felines are known for their stealth, retract
Today, there are approximately 7.7 million animal species on Earth, and sadly, around 20% of them are currently endangered. Among these, gorillas stand out not only for their close genetic link to humans but also for their remarkable intelligence, tool use, and unique behaviors.However, gorilla popu
Commonly known as sharks or selachians, the cartilaginous fish that belong to the superorder Selachimorpha are among the most fascinating and extensively studied marine animals. Their advanced predatory abilities and remarkable cognitive capabilities have made them a subject of deep interest to scie
It’s estimated that Earth is home to between 50 billion and 430 billion individual birds, distributed among more than 10,400 identified species—and potentially over 8,000 more yet to be discovered. However, around 13% of known bird species are currently considered vulnerable, endangered, or critic
Bees are highly social insects with an incredibly organized colony structure. Within a beehive, every bee has a defined role, and the entire colony works in perfect synchronization—just like clockwork. This coordination is deeply embedded in the bees’ life cycle. In this article, we explore each s
The Humboldt penguin (Spheniscus humboldti) is one of the 18 species of penguins currently existing on Earth. Its name comes from the cold Humboldt Current that flows along the Pacific coasts of South America, where this species is commonly found.In this article, we'll explore whether the Humbol
Flying dinosaurs represent a critical link in understanding the evolution and diversification of modern birds. Although these creatures lived hundreds of millions of years ago, their fossilized remains provide paleontologists with invaluable insights—not only about evolutionary patterns, but also a
We often think of animals as living beings that move, breathe, and have limbs or bodies. While this general idea fits many species, it does not fully capture what science defines as "animals." In this article, we’ll explore the scientific definition of animals, their biological traits, an
Discover 20 endothermic animal examples, from mammals and birds to opah, tuna, sharks and bees, and learn how endothermy actually works.
In the animal kingdom, the sense of smell is a powerful evolutionary advantage. It helps animals detect prey over long distances, sense danger, identify mates, recognize offspring, and navigate territory. Compared to humans—whose olfactory ability is relatively poor—many animals experience the wor
Vision is one of the most important senses in the animal kingdom, allowing creatures to gather vital information about their surroundings. With such a variety of habitats and lifestyles, animal eyes have evolved in extraordinary ways. Some animals are predators, others prey; some are nocturnal, whil
New Zealand, composed of two main islands with intense volcanic activity, was separated from the ancient supercontinent Gondwana around 100 million years ago. This long period of geographic isolation led to the evolution of many unique and endemic species—especially birds.Today, about a quarter of