Given the choice between mealworms and melons, the Smithsonian’s National Zoo’s sloth bears—6-year-old female Remi and 5-year-old male Niko—will almost always choose the former, even when their diet is presented to them in the form of a photo. Animal keepers at the Zoo’s Asia Trail exhibit are the...
American Trail keepers at the Smithsonian’s National Zoo are mourning the loss of Luke, a male harbor seal who was humanely euthanized Jan. 23. At 35 years old, Luke was considered geriatric for his species.
Although we are on the other side of the world, the Smithsonian’s National Zoo and Conservation Biology Institute is committed to protecting species and their habitats, and supporting our fellow zoos as they respond to ecological crises.
Walking through the forests of Guam the sound is arresting, because it’s silent. But the loud whistle of the Guam rail is returning to the forests of nearby islands, nearly 40 years after the bird was declared extinct in the wild,
As the Smithsonian’s National Zoo rang in the new year, the elephant team celebrated another revolution around the sun for (now) 45-year-old female Asian elephant, Shanthi.
Swing into the new year with an animal that knows a thing or two about swinging: gibbons! Get to know Sydney, Ronnie and Bradley from primate keeper Carly Hornberger.
What’s that rustle in the trees behind Reptile Discovery Center? Look up, or you may miss the Zoo’s stealthy male crocodile monitor hiding among the branches. Get the scoop on this cool cold-blooded giant.
In October, Global Health Program veterinary fellows participated in the annual Laikipia Rabies Vaccination Campaign in Laikipia County, Kenya, which aims to eradicate (or completely eliminate) the virus from the region.
As a research assistant for the nutrition laboratory, Jenna Pastel wears a snowsuit year-round. That’s because she spends a lot of time in a -20 degree Fahrenheit walk-in freezer located in the Zoo’s science building.
Meet Fleck and Poe, a pair of emperor tamarin brothers who recently made their debut in Amazonia’s rainforest habitat! Get to know these mischievous monkeys from animal keeper Denny Charlton.
Scientists at the Smithsonian Conservation Biology Institute have preserved complex ovarian tissues in domestic cats above freezing temperatures by dehydrating them with the help of microwaves.
In August, the Smithsonian's National Zoo's animal welfare and research manager Betsy Herrelko, Ph.D., moderated a panel at the 2019 Library of Congress National Book Festival.
