Reaching up to 10 feet (3 meters) long, arapaima are the largest freshwater fish in South America. Learn what else makes these animals unique.
These massive fish have a distinctive feeding strategy—they “vacuum” their meals
As the days get shorter and the weather gets cooler, the pandas are spending more time in their yards. Panda keepers sometimes get asked by the visitors why we place the bamboo and enrichment items in the places that we do when we set up the yards.
The pandas are also creatures of habit, and have preferred eating spots, where they
Tokay geckos are one of the largest living gecko species. They are found in south and southeast Asia, where they often live in the same areas as humans and eliminate unwanted insect pests.
Fact Sheet Conservation Physical Description Tokay geckos have thick, cylindrical
Larger Malay mouse-deer, also called chevrotains, are one of the smallest living hoofed mammals. These nocturnal ungulates are typically found in south and southeast Asia.
Conservation Physical Description About the size of a rabbit, these ungulates have
The timber rattlesnake — also called the American viper, black rattlesnake, eastern rattlesnake, timber rattler and canebrake — is a large pit viper with a wide distribution across the eastern half of the U.S.
They are gray, sometimes with a pinkish hue and have a stripe down their back.
Nov. 29 is World Anteater Day. Celebrate by getting to know one of the remarkable members of the anteater family: the tamandua!
Tamanduas have incredibly long, sticky tongues.
Get the answers to your most internet-searched questions about orangutans.
Why do orangutans have big faces?
Smithsonian scientists were the first in the world to successfully cryopreserve coral and continue to advance the field of research to protect the world’s coral reefs.
To date, scientists have placed sperm or stem cells from 16 species of coral from
The silver arowana (or arawana) is a freshwater fish native to the floodplains of the Amazon. It has a long body covered in large, pearly-silver scales. Large dorsal and anal fins extend down its body to the tail, and two barbels extend from the tip of its lower jaw.
They have dorsal and anal fins that are almost fused with the caudal fin.
Channel catfish live in freshwater rivers, lakes, streams and ponds throughout North America. They are bottom-dwelling, opportunistic carnivores.
Fact Sheet Conservation Physical Description Channel catfish typically have
