The Animal Encyclopedia column provides comprehensive and rich animal encyclopedia Guides. It is a good platform to understand the living habits, special abilities, and distinctive characteristics of household pets, domestic livestock, and wild animals. Comprehensive animal-related Guides will enrich your
Just two decades ago, the Iberian lynx seemed close to disappearing forever. Fewer than 100 animals remained in the wild in 2002, and the species survived mainly in two last strongholds: Doñana-Aljarafe and Andújar-Car···
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The Steller’s sea eagle (also called the giant sea eagle) is one of the most powerful birds of prey on Earth. It belongs to the sea-eagle group (Haliaeetus), which are closely related to eagles and other raptors, but ar···
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Gulls are some of the most familiar birds around coasts, beaches, harbors, and rivers, known for their bold behavior and loud calls. The black-headed gull (Chroicocephalus ridibundus) is one of the most recognizable medi···
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The red wolf (Canis rufus) is one of the world’s rarest wild canids. It is a medium-sized, social predator that typically lives in small family packs, hunts mostly at dawn, dusk, and night, and plays an important ecolog···
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The American horseshoe crab, Limulus polyphemus, is often described as one of Earth’s most ancient-looking animals. Despite its common name, it is not a true crab. Horseshoe crabs are arthropods more closely related to ···
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The violin spider—also called the recluse spider or corner spider in many Spanish-speaking regions—is a venomous spider from the genus Loxosceles (family Sicariidae). Spiders are arachnids, not insects: they have eight···
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If you’re searching for hypoallergenic dogs, here’s the honest truth: no dog is 100% allergen-free. Canine allergens (such as Can f 1 and Can f 2) live in dander, saliva, and urine, not just in hair. That said, some br···
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The Atlantic puffin (Fratercula arctica) is a small seabird that many people mistake for a penguin because of its black-and-white “tuxedo” look and its upright stance on land. In reality, puffins are auks (family Alcid···
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The shark known in Spanish as tiburón toro is Carcharias taurus, commonly called the sand tiger shark (and in some regions also the grey nurse shark). It earned the “bull shark” nickname in some Spanish texts because ···
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One of the most social marine animals you can see on beaches is the elephant seal, a large pinniped in the genus Mirounga. Pinnipeds are marine mammals with limbs adapted into flippers. Elephant seals are famous for thei···
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The blue shark (Prionace glauca)—often called tintorera in Spanish—is named for its distinctive metallic blue coloration. It is a pelagic shark (open-ocean dwelling) and an elasmobranch, meaning it belongs to the group···
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The Mediterranean monk seal (Monachus monachus) is one of Europe’s most threatened marine mammals. Once widespread across the Mediterranean, it now survives in small, scattered groups. It feeds mainly on fish and cephal···
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The common wall gecko (Tarentola mauritanica) is a small reptile widely seen on walls, old buildings, and stone structures around the Mediterranean. In Spanish it is often called salamanquesa común, a name linked to a p···
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Frogs are vertebrate animals in the amphibian group, meaning they can live in both water and on land during different stages of life. There are thousands of frog species worldwide, adapted to everything from cold mountai···
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Brazil is one of the world’s most biodiverse countries, thanks to the Amazon rainforest, the Atlantic Forest (Mata Atlântica), the Pantanal wetlands, and the Cerrado savanna. From powerful predators to colorful birds a···
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The tanuki, also known as the raccoon dog (sometimes loosely called the “Japanese raccoon”), is a small canid native to East Asia. Although it resembles a raccoon because of its facial markings, it is not a raccoon—it···
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The leopard seal (Hydrurga leptonyx) is a true seal (family Phocidae) superbly adapted to marine life. Fast, powerful, and highly efficient in the water, it is one of Antarctica’s most formidable predators. Below is an ···
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The ocelot (Leopardus pardalis) is a medium-sized wild cat found across much of the Americas. Its common name is believed to come from a word in the Nahuatl language, reflecting how long this striking feline has been kno···
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The bat-eared fox (Otocyon megalotis) gets its name from its unusually large ears, which look oversized compared with its small body. This African canid is famous not only for its cute appearance, but also for its highly···
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Darwin’s fox (Lycalopex fulvipes), locally known as the Chilote fox, is a rare canid found only in Chile. It is considered seriously threatened due to its very limited range, ongoing habitat changes, and human-related p···
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The least weasel—also called the common weasel—is a tiny but highly effective predator found across much of Eurasia and parts of North America. Its scientific name is Mustela nivalis, and it belongs to the Mustelidae f···
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The Iberian badger—more widely known as the European badger or Eurasian badger—is a robust, adaptable mammal famous for its underground lifestyle and highly flexible diet. Scientifically named Meles meles, it belongs t···
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Life on Earth has changed dramatically over hundreds of millions of years. If we could travel back more than half a billion years, we wouldn’t recognize many of the organisms living in the oceans—and we might even deba···
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The moose (Alces alces) is the largest member of the deer family (Cervidae) and one of the most recognizable mammals of the Northern Hemisphere. With its long face, towering legs, massive body, and (in males) broad palma···
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