That means Jonathan will turn, at the very least, a whopping 193 years old later this year. During that time, the giant tortoise has lived through US presidents from Andrew Jackson all the way to ...

On Sunday, Hannah Shirley — a 65-inch-long, 400 to 500 pound pygmy hippo — surpassed the previous age record for her species in managed care of 51 years, 6 months and 2 days.

On Sunday, Hannah Shirley — a 65-inch-long, 400 to 500 pound pygmy hippo — surpassed the previous age record for her species in managed care of 51 years, 6 months and 2 days.

Turtles are among the longest-living animals on Earth, and some species go much beyond the average lifespans. While most turtles live between 10 to 80 years, certain land tortoises and sea turtles ...

These sponges live a very long time since they develop slowly under cold, dark conditions. They are considered some of the oldest living things on Earth by growth years.

The longest-living animals on Earth are timeless creatures with unique adaptability and ageing mechanisms, allowing them to thrive for centuries.

The bowhead whale The bowhead whale inhabits the frigid waters of the Arctic and Antarctic. These social giants can live up to 200 years, making them one of the longest-living animals on Earth.

The longest-living creature on earth is the glass sponge, which can live up to 10,000 to 15,000 years. On the other hand, tortoises are considered the oldest living land mammal on earth.

As long as you can spot just one plume of a bottle-brush sprig, that tree is living well. Bristlecones grow very slowly, which may be the secret to their longevity.

Larger animals need more time to grow, and since they’re so large, they also tend to live long lives, which longer pregnancies coincide with. But that’s not all there is to elephant gestation.

Longest-living animals have built amazing traits to slow, halt, or even reverse their age. Species like immortal jellyfish and hydra have evolved, defying their age and living forever.