A new study shows that when free-ranging cats are more than a few blocks from forested areas in cities, such as parks, they’re more likely to prey on rats than on native wildlife.

Male rats transfer different hereditary information to their offspring depending on their age.

A new study found naked mole-rats communicate with chirps unique to their colony.

The genome of hepatitis D doesn’t resemble any known virus, making its origin a mystery. But by mining virus sequences from genetic datasets, a new study may have found the answer.

Framing cats as responsible for declines in biodiversity is based on faulty scientific logic and fails to account for the real culprit – human activity.

Biologists were sure that moonlight prompted naked mole rats to disperse and form new colonies. These experiments disprove that theory.

A part of the brain called the striatum helps rats make a mental map of their surroundings, research finds. The findings could improve autonomous robots.

Thousands of ancient rat bones offer clues to the habitat of the mysterious hominin H. floresiensis, who stood about 3 feet 6 inches tall.