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Reproductive biologist, Budhan Pukazhenthi, with the Smithsonian's Conservation Biology Institute interviews about the first Przewalski's horse born July 27th, 2013 as a result of artificial insemination. This video also includes the filly's...

Damai came out of her den on Tuesday while keepers were in the Great Cats building, which is a good sign! That means she is comfortable with the keepers being near her cubbing den. While she was out she appeared very calm and stayed out for quite a while. She ate all of the meat keepers had offered...

The Great Cats team at the Smithsonian's National Zoo is celebrating a conservation victory. The Zoo's female Sumatran tiger, Damai, gave birth to two cubs Monday, Aug. 5. The cubs appear healthy, and keepers have observed Damai grooming and nursing them.

It's taken more than two years of...

Scientists at the Smithsonian Conservation Biology Institute are celebrating the birth of a female Przewalski's (Cha-VAL-skee) horse—the first to be born via artificial insemination. The foal's birth July 27 signals a huge breakthrough for the survival of this species. SCBI Reproductive Physiologist...

Scientists at the Smithsonian Conservation Biology Institute are celebrating the birth of a female Przewalski’s (Cha-VAL-skee) horse—the first to be born via artificial insemination. The foal’s birth on July 27 signals a huge breakthrough for the survival of this species. SCBI reproductive...

Twenty-seven million years before the first human was born in Africa, North America teemed with more than 25 species of dog-like animals. It was the heyday of dogs; never before or since has there been such a level of diversity among these animals. But scientists are still figuring out how we got...

As economic expansion and development fragments the forest landscape of central India, the species that rely on that habitat—including endangered tigers and leopards—face dwindling populations and increased competition for food and resources. Smithsonian Conservation Biology Institute scientists...

Scientists at the Smithsonian's National Zoo have confirmed a secondary rise in urinary progesterone in Mei Xiang. The rise indicates that she will experience the end of a pseudopregnancy or give birth to a cub in 40 to 55 days. Mei Xiang was artificially inseminated twice March 30 after natural...

Scientists at the Smithsonian's National Zoo confirmed a secondary rise in urinary progesterone in its female giant panda Mei Xiang. The slow rise, which started around mid-July, indicates that she will experience the end of a pseudopregnancy or give birth to a cub in 40 to 55 days. Mei Xiang was...

Giant panda fans can tune into the panda cams, sponsored by the Ford Motor Company Fund, at the Smithsonian's National Zoo once again. The cams went dark for upgrades May 30 but will begin streaming live uninterrupted video today at noon.

The panda cam system upgrades were designed to maximize the...

Fans of the giant pandas at the Smithsonian's National Zoo can once again access the panda cams, sponsored by the Ford Motor Company Fund. The cams went dark for upgrades May 30 but will begin streaming live uninterrupted video today at noon.

The panda-cam system upgrades were designed to maximize...

The National Zoo's senior female cheetah, Tumai, died overnight. Preliminary results from a necropsy indicate that a tumor caused her spleen to rupture; however, a final pathology report will provide more information. She was 13 years old. Typically, female cheetahs in human care have a median...

WHAT: Red panda Rusty—who temporarily left his enclosure at the Smithsonian's National Zoo June 24, 2013—will return to his exhibit tomorrow. Staff will move Rusty from the hospital into a behind-the-scenes holding area at his enclosure. Media will see Rusty transported in a crate. When staff...

• Red panda, Rusty, continues to do well and Zoo veterinarians have confirmed that he is in good health following his rabies booster vaccination. He will remain at the hospital, but Animal Care staff hopes to return Rusty to his enclosure by July 4.
• A multi-disciplinary team of Zoo experts, led by...

Bozie, a 37-year-old female Asian elephant, made her debut in the Elephant Community Center today. She arrived at the Zoo on May 22 and spent 30 days in quarantine per standard procedure. Introductions between Bozie and her two female companions—Ambika (65) and Shanthi (38)—continue to go well...

The popular Pizza Playground at the Smithsonian's National Zoo has a new recipe thanks to a $110,000 donation from Ledo Pizza and donations from Friends of the National Zoo. The new playground, which has been closed for the past several weeks for renovation, will reopen to the public June 29 at noon...

The onset of summer for animal care staff at the Smithsonian Conservation Biology Institute in Front Royal, Va., means patiently awaiting endangered-animal births, hand-raising youngsters and saying farewell to cubs that are ready to be matched with mates. This year, SCBI-Front Royal celebrated its...

The daring and adventurous sloth bear cub, Hank, made his public debut at the Smithsonian's National Zoo today. He is the first sloth bear born at the Zoo in seven years. Born December 19, 2012, Hank and his mother Hana have spent the past six months in a den near the Asia Trail exhibit. Now that he...