News

Baby marmoset monkeys that began eating solid food earlier than their peers were significantly more likely to be obese at one year of age, scientists at the University of Texas Health Science Center San Antonio and the Smithsonian Conservation Biology Institute have found.

Marmosets on track for...

The Smithsonian's National Zoo is mourning the loss of its elderly white-cheeked gibbon, a female named Mae, who died April 8. She was 43 years old and lived well past the median life expectancy of zoo gibbons, which is about 28 years old. Mae arrived at the National Zoo in 1976 from the Los Angeles...

• Reproductive scientists and veterinarians from the Smithsonian's National Zoo, alongside Tang Chunxiang, the assistant director and chief veterinarian of the China Conservation and Research Center for the Giant Panda at Wolong performed a second artificial insemination on giant panda Mei Xiang on...

Reproductive scientists and veterinarians from the Smithsonian's National Zoo alongside Tang Chunxiang, the assistant director and chief veterinarian of the China Conservation and Research Center for the Giant Panda at Wolong performed a second artificial insemination on giant panda Mei Xiang...

Spring has sprung and the giant pandas are breeding again at the Smithsonian's National Zoo. Scientists detected a rise in urinary estrogens March 26, in its female giant panda Mei Xiang (may-SHONG). This rise and her behaviors indicated that Mei Xiang was in estrus and ready to breed. A team of Zoo...

Spring has sprung and the giant pandas are breeding again at the Smithsonian's National Zoo. Scientists detected a rise in urinary estrogens March 26, in its female giant panda Mei Xiang (may-SHONG). This rise and her behaviors indicated that Mei Xiang was in estrus and ready to breed. A team of Zoo...

The clouded leopard cubs born at the Smithsonian Conservation Biology Institute in Front Royal, Va., Feb. 6, are healthy and growing. At nearly two months old, they just received their first vaccinations. As they have grown, their diet has changed to match their appetites and nutritional needs. When...

Asia Trail Curator Tony Barthel and keeper staff at the Smithsonian's National Zoo have determined the sex of a 3-month-old sloth bear cub: it's a boy! Keepers report that the cub is quite daring and adventurous; he will balance himself atop wobbly enrichment toys (such as logs and boomer balls) and...

The limosa harlequin frog (Atelopus limosus), an endangered species native to Panama, now has a new lease on life. The Panama Amphibian Rescue and Conservation Project is successfully breeding the chevron-patterned form of the species in captivity for the first time. The rescue project is raising...

The commitment at the National Zoo to save Asian elephants from extinction and ensure a future for this endangered species spans more than 50 years. In keeping with the best practices for elephant management, the Zoo has invested in a state-of-the-art exhibit: Elephant Trails. This innovative and...

Have You HERD? Media Open House at the National Zoo's New Elephant Community Center

WHAT: A media preview of the Elephant Community Center—the reopening of the 1930s Elephant House—featuring a new state-of-the-art indoor facility for the Zoo's elephants, including a much expanded sand area...

By Budhan Pukazhenthi, SCBI Scientist

The International Union for Conservation of Nature’s Red List of threatened species, often considered the world authority on wildlife populations, lists African lions as vulnerable. “Vulnerable” is a classification that is not as extreme as “endangered,”...

The Smithsonian's National Zoo is mourning the loss of a 16-year-old female maned wolf named Diamantina, who died March 8. A final pathology report will provide more information in the coming weeks.

The median life expectancy of a wild maned wolf is usually about 13 years; for a zoo wolf, that number...

In 2008 the Smithsonian, along with the World Bank, the World Wildlife Foundation, the Global Environmental Facility founded the Global Tiger Initiative. The Global Tiger Initiative is a platform that helps all 13 current tiger range countries develop their own national tiger recovery program. In...