Today, Earth is home to animals of all shapes and ... and evolved over millions of years of evolution. But what was the first animal on the planet? The answer to this question is heavily debated ...

The first signs of its presence on Earth have been dated at over a billion years ago – well before the appearance of the first animals. Researchers observed that this species forms multi ...

The first signs of its presence on Earth have been dated at over a billion years, well before the appearance of the first animals. A team has observed that this species forms multicellular ...

some 400 million years before such capabilities were incorporated into the first animals,” said Strother, a research professor in the Department of Earth and Environmental Sciences at Boston College.

This isn't actually a tardigrade floating in space, but they are the first animal shown to be capable of surviving space exposure The moon might now be home to thousands of planet Earth's most ...