Good things come in small packages. These small dog breeds have big personalities and plenty of love to share, from athletic ...

The western lowland gorilla eventually arrived in Berlin via a French animal trader, and has far outlived any known member of ...

Ancient DNA reveals that 15,800-year-old dogs were buried alongside humans in Turkey, indicating a deep prehistoric ...

Gertie is a 15-year-old hen from Portland, Maine, who has officially clucked her way into the history books as a ...

Depictions of dogs in Maya art and archaeological finds point to a variety of possible roles in the ancient culture.

The discovery of the oldest ever dog DNA suggests they have been our best friends for nearly 16,000 years—5,000 years earlier ...

In 2000, researchers described an odd fossil found not far from Chicago. It had a round body, finlike structures on one end and a tangle of arms. The fossil was classified as an octopus and named ...

A famous “oldest octopus” fossil has been exposed as a case of mistaken identity. Advanced imaging revealed hidden teeth showing it was actually related to a nautilus, not an octopus. The confusion ...

Here’s a look back at what happened in the Chicago area on April 5, according to the Tribune’s archives. Is an important event missing from this date? Email us. Front page flashback: April 6, 1955 ...

Reports on April Fools’ Day of the death of the world’s oldest living land animal — a 193-year-old tortoise called Jonathan — were greatly exaggerated. “It was a hoax,” Anne Dillon, head of ...

ALDIE, Va. — In the rolling pastures of northern Virginia, a brown mare named Fancy is proving that age is much more than just a number. Fancy, an American Quarter Horse residing at a retirement farm ...