Birds-of-paradise are known for their bright colours and courtship displays. Now, it turns out that many species also have ...

Explore daily insights on the USA TODAY crossword puzzle by . Uncover expert takes and answers in our crossword blog.

The colossus penguin was probably a good hunter; Because larger penguins are known to be able to hold their breath longer, ...

When we think of large birds, we might picture swans, ostriches, or eagles. But which bird is the biggest? Well, it depends ...