El cisne de trunda es el cisne más pequeño norteamericano. Mide 115 a 150 centimetros y puede pesar tres a nueve kilogramos. El cisne joven tiene plumaje gris y con el tiempo se convierte completamente blanco. Sus patas y su pico son de color negro con manchas amarillas frente a los ojos. Su cuello largo y su cabeza es redonda son caracteristicas claves de este cisne. [read more...]
Leopards are one of 38 wildcat species in the world. Domestic cats, like leopards, evolved from wildcats 10,000 years ago. In many ways, however, the leopard is different from the domestic cat. [read more...]
Giant pandas are black and white bears that are native to China. You probably know, they have great public appeal. [read more...]
A mucha gente le encanta pescar en su tiempo libre; pero pescar a menudo se ha convertido en una actividad peligrosa. [read more...]
Butterflies are beautiful beings that change a lot throughout their lives. The monarch butterfly flies from Canada, passes through the United States, and sometimes even flies through the mountaintop forest in central Mexico. This journey is up to 2,000 miles long. [read more...]
Carl Moore, un pescador estadounidense, pescaba camarones en el Golfo de México cuando se encontró con una especie de tiburón única. La tarde del descubrimiento, Moore sintió que una de las redes pesaba más que las otras. Cuando subió la red de los camarones al barco, cayó un tiburón. Al no saber qué era, Moore fotografió al tiburón y lo devolvió al agua. Moore mandó esas fotos a los científicos de la Administración Nacional Atmosférica y Oceánica de EE.UU. (NOAA) donde se identificó al tiburón como un tiburón duende. [read more...]
Los patos son un tipo de ave. Un tipo de pato es el porrón moñudo. Este pato normalmente se encuentra en Europa, Asia e Islandia, pero en los años finales vive también a centroeuropa. Hay muchos otros tipos de patos. [read more...]
Hay una variedad de aves en este planeta. La ave mas conocida por su plumaje rosada es el flamenco. Hay muchos tipos de flamencos pero todos comparten el mismo plumaje. Los flamencos comen un plancton que les ayuda a hacer su plumaje rosado. Si los flamencos comen mucho plancton, les pasaría lo mismo que le pasaría a una persona si comería desmaciadas zanahorias por demasiado tiempo, su piel se pondría anaranjada. [read more...]
The Arctic wolf lives in northern Canada, Alaska, Greenland, Iceland and northern Europe. This furry, fierce species is capable of doing many great things. [read more...]
You may have heard of otters, but have you heard of sea otters? These creatures are otters that live in the Pacific Ocean. They primarily live along the coasts of both North America and Asia. Not only are they cute, but they are also intelligent in many ways. [read more...]
Elephants have smaller, lesser known relatives that live under the water. These relatives, called manatees, are also known as “sea cows.” Although manatees look more like beluga whales than elephants, manatees and elephants have similar features. Both creatures are mammals. They also have hard grey skin and "toe" nails—elephants on their feet, but manatees on their flippers. Manatees live to be 40 to 60 years old. Like elephants, manatees also grow to be very large: they can weigh 800 to 3,000 pounds. These marine animals are gentle giants and don’t attack humans. [read more...]
German Shepherds are one of the most popular breeds of dogs in the United States. They are friendly, strong, protective, and loyal. German shepherds are big dogs. They generally grow to be around two feet wide, if measuring from the shoulder blade, and they weigh somewhere between 50 and 90 pounds. They have large pointy ears, which usually stand up straight. Their fur color is mostly tan and black, or reddish and black. They have a double coat of fur which keeps them warm. [read more...]
En un lago disecado en el desierto del Sahara en el Chad, hay restos de peces milenarios a punto de empezar su viaje a la selva amazónica. Los científicos han descubierto que el viento fuerte de Chad lleva restos de estos peces en un viaje transtlatico. Este aire que contiene el polvo de los huesos y escamas de los peces, provee apatita, fósforo, y fosfato, elementos importantes para la vegetación amazónica. El fósforo de los peces muertos ayuda avanzar y a alimentar a los árboles y plantas de la selva. Esta transmison de nutrición también traerá más oxigeno. [read more...]
Penguin moms typically lay two eggs. The majority of the time, just one egg survives. When chicks are born they do not look like their parents at all. They are soft and covered with lots of fluffy feathers. [read more...]
¿Sabías que muchas especies de animales de la prehistoria todavía existen hoy en día? La tortuga caimán ha vivido por 66 millones de años. Esta tortuga puede pesar hasta 180 kilogramos, y califica como la tortuga más pesada del mundo. Otro animal prehistórico es el cocodrilo. Los cocodrilos han vivido por 250 millones de años y son muy parecidos a sus antepasados. [read more...]
A pesar de su tamaño y su suave plumaje colorido, el guacamayo es un tipo de cotorra. Los guacamayos pueden ser mascotas. También el guacamayo tiene un pelaje de muchos colores que parece como un arcoíris. Los guacamayos tienen tantos colores porque estos les ayudan a protegerse de sus enemigos. [read more...]
El guepardo es parecido al leopardo por el color y las manchas de su piel. Lo que distingue a este bello animal es que el guepardo es el animal más rápido del mundo.El guepardo puede correr muy rápido, de hasta 115 kilometros por hora en carreras cortas.Solo pesando entre 21 kilos a 72 kilos, los guepardos pueden llegar a los 92 kilometros en solo dos segundos. [read more...]
Have you ever wondered if there are such things as magical rabbits? Well the answer is no, but there is an animal called the “Magic Rabbit.” The “Magic Rabbit”, also known as the Ili pika, is a tiny creature that looks like a teddy bear. They live in the northwestern mountains of China. The Ili pika has to retreat to cold heights to keep cool. It was discovered by a Chinese conservationist, Li Weidong, in remote northwestern China and he named it after his hometown Ili, and by its family name pika. In June 2014, a group of volunteers took a photo of the Ili pika and dubbed it the “Magic Rabbit.” [read more...]
Currently, many animals are losing their habitats to the ever-growing human population. One example is the Mediterranean monk seal, which has suffered recently due to the effects of the increasing tourism industry. Their breeding grounds have been invaded by vacationers, especially near beaches and villages. Also, these animals are in danger because fishermen hunt them. In fact, only 600 Mediterranean monk seals are left today. [read more...]
Did you know that there are many types of bears? Some people believe that bears are monsters but they are really just a type of animal that rarely hurts humans. [read more...]
Nudibranchs, pronounced “new-dih-bronks” are sea slugs, or jelly-like invertebrates that roam shallow ocean floors around the world. There are more than 3,000 known species of nudibranchs and new types are always being discovered. Nudibranchia, their scientific name, means “naked gill”; this refers to the feathery gills and horns that they have on their backs. [read more...]
Guinea pigs are popular pets because they’re very timid. They love to cuddle and they come in different colors. Wild guinea pigs are found in the mountain ranges and grasslands of South America. They eat seeds, grass and other types of plants. To get away from predators, they hide in rocks or very tall grass. [read more...]
Animals, plants, birds, and insects display many different colors; blue, red, yellow, green, and more. Some living creatures are patterned, while others are multicolored. Their colors serve to ensure the survival of their species. [read more...]
Snow leopards are very powerful creatures. Silent, stealthy, and shy, these animals are great hunters and runners. Snow leopards mostly live in mountainous lands. They prefer to stay in cold environments, where their long, thick fur protects them from the cold. The big nose of a snow leopard is used to turn the cold air it breathes inward into warm air before it reaches the animal's lungs. Young snow leopards must stay with their mothers until their fur has grown long enough for them to stay warm on their own—usually about two years. [read more...]
Wolves are ferocious, dangerous animals. These animals have 42 deadly teeth and powerful jaws, which they use when hunting together in packs. [read more...]
La azúcar es un ingrediente en muchas comidas. También se encuertran en comidas que no siempre tienen azúcar. Pero ¿qué efecto tiene la azúcar en el cuerpo y qué contiene realmente la azúcar? [read more...]
El elefante es el animal mas grande de la tierra, aparte de los animales del mar. Los elefantes comen 300 libras al dia. Su dieta uncluye, hierbas, hojas, frutas y raices. Las personas usa a los elefantes para transporte. [read more...]
¿Sabías que hay aproximadamente 400 tipos de ranas en el grupo de anfibios? Los anfibios respiran con sus branquias cuando son renacuajos y con sus bronquios cuando son adultos. Dentro de los anfibios existe el grupo de anuros que incluye las ranas y los sapos. Los anuros cuentan con mas de 5.000 especies, de las cuales 400 son ranas y 300 son sapos. [read more...]
A panda’s fur is sold on the black market for up to $200,000. This endangered mammal has no natural enemies, but—because of poaching and deforestation—we are starting to lose these remarkable creatures. [read more...]
The food chain is essential to the world’s ecosystem. Two of the important groups included in this chain are scavengers and decomposers. [read more...]
Salamanders are peculiar creatures. Colorful and scaleless amphibians, they live the water and on land throughout North and South America. [read more...]
Exoskeletons are like armor for insects. Exoskeletons are outer body cases with flexible joints made of chitin, which is like natural plastic. Arthropods, who make up four-fifths of the world's animals, have exoskeletons. [read more...]
Las tortugas gigantes son habitantes históricos e inspiradores del archipiélago de Galápagos. En la década de 1960, las tortugas estuvieron en vía de extinción, con una población de solo 15 animales en todo el mundo. Ahora hay una población de 1.000 tortugas. Esta historia es un ejemplo exitoso de conservación. [read more...]
When people think of sharks, they usually picture terrifying sea monsters. However, sharks have proven to be among the most intriguing aquatic animals. [read more...]
¿Cómo afecta el cambio climático a los animales del Norte en el Ártico? [read more...]
Hace muchos años, los científicos creían que un cambio dramático de oxígeno permitió la aparición de formas complejas de vida. [read more...]
El gavilán es una ave maravillosa que puede volar desde Alaska hasta Centroamérica. [read more...]
Hace mucho, los piratas encontraron la isla caribeña de Puerto Rico. Cuando estaban buscando tesoros, dejaban sus barcos en la costa y se iban a los bosques de las montañas. Allí había cientos de especies de aves, árboles y frutas exóticas. Ahí encontraron algo asombroso: miles de cotorras de plumas bellísimas. Los piratas agarraron los animales y se los llevaron en sus barcos. Ellos no fueron la amenaza para las cotorras; la amenaza vino más tarde. [read more...]
Los langures chatos dorados son monos muy especiales porque pertenecen a una especie que es poco común. Tienen caras azules con una nariz chata. [read more...]
Es un mito que la sangre de los reptiles es fría. Se dice que tienen la sangre fría porque no pueden regular la temperatura de sus cuerpos de la misma manera que los mamíferos. Dependen del sol para calentarse y retomar la energía. Por lo tanto, los reptiles cuando se ven perezosos calentándose al sol, no más tienen frío. [read more...]
La mayoría de las personas en el mundo no habían oído del pez payaso, hasta que vieron la película “Buscando a Nemo.” [read more...]
Polar bears are gigantic creatures with big appetites. While they subsist mostly on ringed seals, they eat many things including beluga whales. In winter, polar bears also eat walrus calves, fish, and muskox. During the Arctic summer, they eat small mammals, birds, and eggs. They hunt by stalking resting seals or by using their webbed paws to dog-paddle to reach prey in the ocean. [read more...]
Jaguars are one of the biggest hunters that live in the rainforest. These predators eat a variety of smaller animals, including armadillos, monkeys and deer. Jaguars kill their prey by creeping up on them and using their sharp teeth to bite through the prey's skull. [read more...]
Did you know that crocodiles cry? They cry because their eyes are dry and tears refresh them. [read more...]
The mako shark has a reputation for being one of the deadliest killers in the world's temperate, tropical, and sub-tropical oceans and seas. With jaw-dropping speed, this lethal predator sinks its sharp teeth into its victim’s flesh, making escape nearly impossible. [read more...]
Dogs by Sarah Phillips is an informative book about different kinds of dogs. This book also offers advice about what humans should do to take care of their dogs. [read more...]
Among the semi-deserts and dry plains of southern Africa roams a small, sand-colored mammal. This creature, the meerkat, is a part of the mongoose sub-family. [read more...]
The grizzly is one of the most well known bears. In fact, it is nicknamed the “mighty bear.” [read more...]
With its transparent scales, a way to obtain water from its eyes, and the ability to detach its own tail, the web-footed gecko is one of a kind. The web-footed gecko is a lizard from the Namib Desert located on the southwest coast of Africa. [read more...]
For thousands of years, animal extinction has been a problem all over the world. Due to ongoing human overpopulation and destruction of the environment, many animals including the mammoth, the passenger pigeon, and the bucardo goat are now extinct, while, tigers, elephants, and jaguars are on the brink of extinction. However, scientists may have created a breakthrough to keep these animals from extinction. Scientists’ call this breakthrough “de-extinction.” [read more...]
Rhinos, crocodiles, and deadly snakes: oh my! One factor these animals certainly have in common is that they are very dangerous. [read more...]
Carl Moore, un pescador estadounidense, pescaba camarones en el Golfo de México cuando se encontró con una especie de tiburón única. [read more...]
Since 1946, the U.S. honeybee population has decreased by half. Around the world, honeybees are disappearing at a similarly rapid pace. This trend has scientists concerned: diversity in the fruits and vegetables people eat would decrease too, since some crops are almost entirely dependent on bee pollination. In fact, according to TIME magazine, “1 in every 3 mouthfuls of food you’ll eat today” is, in some part, thanks to bees. [read more...]
Koalas are also called koala bears, even though koalas and bears are very different. Inhabiting Eastern Australia, Koalas are one of the most well-known animals on the continent. [read more...]
Because they are vicious hunters, lions have earned a spot among the top of the food chain. One feature that makes this species so vicious is their teeth. In fact, lions have three different types of teeth that help them bring down and finish off their prey. [read more...]
Cuando escuchamos la palabra “caminar” muchas veces nos imaginamos dos pies. Sin embargo los tiburones hombrera, una especie de pez, camina arrastrándose y apoyándose en su cola. [read more...]
When people think of hunting, they might picture deer, wild turkeys, rabbits, or ducks. But in Florida, some people hunt snakes! [read more...]
El tucán es un pájaro y miembro de la familia Ramphastidae. Es reconocible por su pico largo y colorado. Puede medir de 18 a 63 centímetros de largo y puede pesar de 130 a 680 gramos. Este pájaro habita en climas tropicales y subtropicales en el sur de México, Centroamérica y Sudamérica. El ave vive en una sola área durante toda su vida y normalmente vive hasta 20 años cuando vive en la naturaleza. [read more...]
Wolves have a reputation for being fierce hunters. Therefore, some may be surprised to find that, in reality, less than 10 percent of their hunting efforts are successful. [read more...]
Black widows are spiders, but not just any kind of spider: they are highly poisonous. The venom of these spiders is 15 times stronger than a rattlesnake’s. While the term “widow” typically refers to a woman whose spouse has died, this dangerous spider gained its name from its tendency to eat males after mating. [read more...]
Unfortunately, animals are unable to call 911 when they are in danger. However, many species are able to protect themselves in a different way—through camouflage. Animals practice camouflage, the ability to look like their surroundings, by changing their color or by having a skin pattern that looks like the environment around them. [read more...]
Emperor penguins on the world’s coldest continent have recently been observed sitting in traffic. Temperatures as low as -60°F have forced these Antartican creatures to huddle in large masses to conserve energy and keep their young warm. [read more...]
¿Cómo se comportan los perros cuando no los vez? Cuando saben que no son observados se comportan de manera distinta. Este tipo de sabiduría canina se debe a la domesticación de perros, la cual les a ayudado ha aprender a leer las emociones de los humanos. [read more...]
¿Qué significa el ladrido de un perro? Nuevos estudios indican que tal vez los perros tienen un lenguaje elaborado a través de sus ladridos. [read more...]
Did you know that beavers are the largest rodents, or gnawing animals, in North America? Though beavers used to inhabit many places throughout North America including Mexico and the North Arctic Regions, they now live primarily in northern-forested regions around the world. [read more...]
According to the state Department of Natural Resources, Wisconsin is now home to the same fungus that has put millions of bats in the United States and Canada at risk of extinction. This disease, called Pseudogymnoascus, is better known as white-nose syndrome because it causes discoloration of infected bats' noses. [read more...]
Recent trends show that the United States’ national bird is in recovery from dwindling population numbers. The bald eagle, one of the 10 species of sea eagle found worldwide, symbolizes freedom, power and majesty. [read more...]
熊猫是濒临绝种的动物,目前全世界只剩下不到两千只。1949年,中国将熊猫列为国宝,同时,它们也是世界野生动物基金会的代表动物。 [read more...]
云豹是一种神秘和脆弱的猫科动物。它们住在东南亚,从印尼的热带雨林,到尼泊尔的喜马拉雅山脚。 [read more...]
Often when animals feel threatened in the wild, they will do one of three things: run away from, bite, or attempt to intimidate the threat. However, some animals do things differently. The opossum, vulture, hoatzin, millipede and sea hare are some examples of animals with peculiarly smelly defenses. [read more...]
American alligators are the largest reptiles in North America. Their habitat consists of rivers, lakes, ponds, swamps, marshes and bayous in the southeastern United States. Alligators eat fish, turtles, snakes, and small mammals. [read more...]
There are more than 4,000 different species of frogs. One of the more common frogs is the American bullfrog. [read more...]