The answer is the chicken in the third row from the top, three in from the left. If you look at the chicken's right leg, you ...

Scientists are reporting that they’ve discovered an ancestor of the Black Death in 4,000-year-old sheep remains. The ...

Scientists believe that 8.7 million species of animals in the world have so far been classified. And, despite their best efforts, it’s estimated that there are still 5 million species to be described.