Thomas Mulligan examines the evolutionary marvels and environmental factors that allow the blue whale to maintain its status ...

Octopuses look like something that drifted in from another planet. They have eight arms, three hearts, and blood that runs ...

"Despite everything he had been through, this little mouse wasn't ready to give up." ...

These animals scale their heights with no ropes or harnesses. From the peaks of the European Alps to the tropical forests of ...