The specimens are evidence of how little the squishy, tentacled predators have changed over the history of life on Earth. By Jack Tamisiea Jellyfish have been floating through Earth’s oceans seemingly ...

Whether spotted pulsing under the waves or stranded on a sandy shore, jellyfish are a common sight on a trip to the beach. The soft-bodied animals are also a connection to the ancient past. Now, ...

A fossil unearthed in Canada is the oldest preserved adult jellyfish found, dating from over 500 million years ago. During the 1980s and 1990s, scientists uncovered exceptionally preserved remains of ...

Scientists believe they may have identified the first animal to have roamed the Earth about 700 million years ago, a new study published in Nature revealed. Researchers determined that the first ...

When animals have a slow metabolic rate, they do not age but rather have a prolonged life. Resistance to diseases and genetics are also factors that can contribute to the longevity of an animal.

From tortoises to crocodiles, meet the five longest-living land species that regularly cross 100 years and beyond.

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...