There are over 10,000 species of birds in the world. Some, like the bumblebee hummingbird, are very small. Others, like the ...

Scientists have celebrated a surprising discovery about pterosaurs - the largest flying animals to have ever lived. The ancient reptiles were once tiny tree-climbers but, over time, evolved to ...

So they are unique as the first flyers but also among the flying animals. Though their wing ... Live Science mentioned ...