Research - ZooReviews

Research

News and information bout research projects led by zoological facilities in North and South America

North America

Louisville Zoo Closes Bird Areas After a Wild Goose Case

Mr Zoo News

Cover of the IUCN technical report on ecological integrity, showing a split-level photograph of a small forested island in the Solomon Islands with the coral reef visible in the clear water beneath the surface.

North America

Measure the Ecosystem, Not the Acreage, IUCN Says

October 19, 2026

A jaguar walks along a tangled, vine-covered riverbank, its spotted coat lit by the sun and the water visible at the bottom of the frame

North America

A Jaguar Map Drawn by Jaguars

Eleven Saint Louis Zoo animal care and veterinary staff stand together outside a protected contact barrier, with an adult Asian elephant and the calf Jet behind the bars.

Conservation Projects

Jet’s Borrowed Immunity Is Fading. A Vaccine Buys Him Time

A camera trap photograph of two researchers in a dense green Chicago field site, one in a yellow cap stepping over a fallen log while a second follows through waist-high grass, with the trap's own data bar reading TEF 24C and a July 2026 timestamp across the bottom.

North America

Knowing Coyotes Calms People. Knowing Raccoons Does Not.

Ask 1,814 people across four American cities how they feel about the animals ...

A researcher in heavy blue cryogenic gloves lifts a tall rack of labeled sample canes out of a liquid nitrogen storage tank in a laboratory, with white vapor pouring down over the tank and across the floor.

Conservation Projects

Cincinnati Zoo Won a Grant to Freeze Oak Trees

The Cincinnati Zoo and Botanical Garden has won a three-year National Leadership Grant ...

A hammer-headed bat with a long blunt muzzle and amber eyes is held in a gloved hand, its dark wing folded, with green forest behind.

North America

Bats Began in Europe, a Landmark Genome Study Finds

Bats did not begin in Asia, Africa or North America. They began in ...

Two southern sea otters rest on their backs in a floating raft of kelp on a gray ocean surface, one looking toward the camera.

North America

The Work That Comes Before Oregon’s Sea Otters

Sea otters vanished from Oregon more than a century ago, hunted out for ...

A Ridgway's rail with wings spread inside a mesh enclosure

Conservation Projects

655 Rails Later, the Genetics Says Change the Source

When SeaWorld San Diego moved two hand-raised Ridgway’s rails to a marsh near ...

A scimitar-horned oryx standing in a grassy paddock

Conservation Projects

Eighteen Oryx in Virginia, and Why They Matter

There are eighteen scimitar-horned oryx at the Smithsonian’s Conservation Biology Institute in Front ...

An adult African lion lies in grass in an outdoor habitat, looking toward the camera.

Conservation Projects

Inside the Lab Rewriting Lion Fertility Science

The Cincinnati Zoo & Botanical Garden is home to the first veterinarian at ...

An elkhorn coral colony photographed at night, its thick tan branches releasing pale spawn bundles that drift upward through dark water.

Conservation Projects

Florida Aquarium Banks 61,000 Elkhorn Coral Larvae

Four coral scientists from The Florida Aquarium spent twelve nights in the Upper ...

A black-and-white night image from a motion-activated trail camera showing a river otter circled in red at the edge of a wooded riverbank.

Conservation Projects

A River Otter Returns to the Bronx After 100 Years

A North American river otter has been photographed along the Bronx River, the ...

Dozens of numbered white artificial penguin nest domes set into red earth on a Peruvian headland above the sea at dusk, with a penguin decoy in the foreground.

Conservation Projects

Kansas Keepers Built 200 Penguin Nests in Peru

Two Sedgwick County Zoo bird keepers spent two weeks on the coast of ...

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