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 ...

Scientists in Europe believe they may have finally solved the long-debated question of which came first: the chicken or the ...

U.S. Fish and Wildlife proposed that three populations of the world’s tallest land animal be classified as endangered, a move ...

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 from the University of Geneva (UNIGE) has observed that this ...

There is evidence to suggest that the comb jellyfish was the first animal to appear on Earth some 700 million years ago. RLS Photo – stock.adobe.com The unintended finding begs the question of ...

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 ...

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 ...