Conspicuous colors tend to be signals, often helping animals woo mates or warn predators. Yet the origins of these attention-grabbing colors are not clear. Did plants start making jazzy fruits and ...

Share your love for this adorable stuffed friend with these free printable cute teddy bear coloring pages. Print them for ...

A team of scientists, John J. Wiens from the University of Arizona, analyzed the evolution of color vision in animals. Their ...