Rodents : Discovery News

Rats Have the Best Bite

Posted by Jennifer Viegas Fri Apr 27, 2012 01:52 PM ET | 0

Rats have evolved to gnaw with their front teeth and chew with their back teeth better than any other rodent. Read more

Why Some Animals Are Fatter Than Others

Posted by Jennifer Viegas Fri Jan 20, 2012 02:52 PM ET | 0

Humans may struggle with weight, but nature seems to know exactly how fat each animal on the planet should be. Read more

Rats Will Help Their Pals Get Free

Posted Fri Dec 9, 2011 11:21 AM ET | 0

Rats are wired to show compassion for each other and will help out their fellow rat rather than get a treat. Read more

Do Lazy Mammals Live Longer?

Posted Wed Sep 14, 2011 11:13 AM ET | 0

Small furry animals who hibernate in winter are extending their lifespan. Read more

Animals: How To Trap Nutria [VIDEO]

Posted Mon Aug 22, 2011 04:00 PM ET | 0

Jorge Ribas learns how wildlife specialists trap nutria, invasive rodents originally from South America that have been destroying wetlands for decades. Watch video

Animals: Massive Rodents Invade Wetlands [VIDEO]

Posted Mon Aug 22, 2011 04:00 PM ET | 0

Twenty-pound rodents from South America called nutria are invading coastal marshes and wetlands. And on Maryland's Eastern Shore, wildlife biologists are looking for new ways to control them. Jorge Ribas reports. Watch video

Animals: Massive Rodents Invade Wetlands

Parasite Gives Rats A Cat Pee Fetish

Posted by Tim Wall Mon Aug 22, 2011 03:51 PM ET | 0

The Toxoplasma parasite overwrites an infected rat's brain to make him want to linger in the odor of cat urine. Read more

100-Pound Rodent Spotted in California

Posted by Jennifer Viegas Wed Aug 17, 2011 03:40 PM ET | 0

A rodent weighing somewhere between 100 and 120 pounds was spotted hanging out in Paso Robles. Read more

Rat Applies Poison for Defense

Posted by Tim Wall Fri Aug 5, 2011 07:46 AM ET | 0

The African crested rat is the only other mammal besides humans to strategically use plant poisons. Read more

Seven New Species Found in Philippines

Posted by Jennifer Viegas Tue Jun 21, 2011 01:26 PM ET | 0

The discoveries on Luzon Island increase the number of native mammals known from that island from 42 to 49. Read more

Animal Mating Tips Revealed

Posted by Tim Wall Wed May 25, 2011 06:55 PM ET | 0

Variety is the spice of life and animals know it pays to be flexible. Read more

Japan's 'Cat Island' Survived Quake

Posted by Jennifer Viegas Tue Mar 15, 2011 03:21 PM ET | 0

In a rare bit of good news, both the human and feline residents weathered the disaster. But like so many affected by the crisis in Japan, they need help. Read more