Everything appears in various shades of gray, blue, and yellow instead. So, orange tigers are nearly invisible to their prey because they can't see the tiger hiding in thick grass, waiting to pounce.

Humans who have only blue and green cones cannot tell the ... they do not see the wildcat as orange. Instead, the tiger ...

Orange and Blue, brought to you courtesy of the Red, White and Blue. Auburn University celebrates active and non-active ...