Rodents and Shrews
These Giant, Vest-Wearing Sniffer Rats Could Help Combat the Illegal Wildlife Trade, Scientists Say
Researchers trained African giant pouched rats to detect commonly smuggled items, including rhino horns and elephant tusks
A Runaway Capybara Is Evading Capture and 'Living Her Best Life' in England
The “beloved” rodent named Cinnamon was spotted this week with help from drones. She has been wandering and eating grass after escaping her zoo enclosure last Friday
This Old Experiment With Mice Led to Bleak Predictions for Humanity’s Future
From the 1950s to the 1970s, researcher John Calhoun gave rodents unlimited food and studied their behavior in overcrowded conditions
Two Rare Jurassic Skulls Could Help Unlock the Secrets of Mammals' Evolutionary Success
Fossils reveal a prehistoric, mouse-like creature matured slower and lived longer than similar mammals of today
After Rats Were Eradicated From This Small Island, Seabirds Thrived
Tromelin Island became a safe place for birds once the invasive mammals were eliminated
A Modified Psychedelic Toad Toxin Reduces Signs of Depression and Anxiety in Mice, Study Suggests
Colorado River toads produce a psychoactive toxin that some have claimed has medical benefits. The new research suggests these benefits could be achieved without hallucinations
Medieval Squirrels and Humans May Have Spread Leprosy Back and Forth
Archaeologists uncovered evidence of leprosy in a medieval red squirrel in England, and DNA evidence revealed the strain was similar to what was circulating in humans at the time
Oregon Resident Catches Rare Case of Plague, Likely From Their Cat
The patient was treated during the earlier stages of disease, so the community faces little risk, according to health officials
Celebrate Winter in the Wild With 15 Photos of Animals Enjoying the Snow
These chilly but cute creatures will remind you what’s so wonderful about winter
Sniffing Women's Tears May Reduce Aggression in Men, Study Finds
The findings, which may extend to all humans, suggest emotional tears might serve an evolutionary purpose
See the First-Ever Photographs of a Rare Giant Rat That Lives Only on One Pacific Island
The elusive and critically endangered Vangunu giant rats are at least twice the size of common rats
Rats Can Use Imagination to Navigate in Virtual Reality, Study Finds
Like humans, the rodents appear to be able to visualize walking through locations they've previously visited
Biologists Find 13 Freeze-Dried Mouse Mummies Atop Andean Volcanoes
These cold, arid and oxygen-poor summits are akin to conditions on Mars, prompting questions about how the rodents got there—and how they survived
Parasitic, Invasive Worm Found in Rats in Georgia
While the worm can sicken people, few human infections have been reported in the U.S., and it typically doesn’t require treatment
Tickling Rats Reveals a Brain Region Linked to Laughter and Play
This group of neurons could someday inform the treatment of depression and anxiety in humans, scientists say
New York City's First 'Rat Czar' Will Fight Its Rodents
Kathleen Corradi says she will "bring a science- and systems-based approach" to the job
This Tiny Hawaiian Island Is Free of Invasive Rats
Now scientists are trying to coax back lost seabird colonies
This Mummified Ice Age Squirrel Was Found Frozen in Canada
Scientists identified the curled-up creature as an Arctic ground squirrel that likely died while hibernating some 30,000 years ago
This 120-Million-Year-Old Dinosaur Fossil Had a Mammal Hiding in Its Stomach
The finding represents only the second recorded instance of a dinosaur consuming a mammal
Scientists Create a Vaccine Against Fentanyl
Researchers hope the vaccine, which blocked the drug from entering rats’ brains, could help reduce overdoses in humans
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