Some creatures blend in by sticking out. Learn more about glass frogs and the special way they hide their blood.

This means objects can be seen clearly through a transparent substance. Translucent close translucentA ... through the frosted glass are not clear. Opaque close opaqueA material, object or ...

Imagine cracking open a boiled egg, only to find the whites aren't white at all - but completely see-through. That is exactly what a viral Reddit post claims happens when you boil a penguin egg.

Black and white represent opaque and fully transparent, while various gray levels represent levels of translucency. More than one layer in a multilayered image may contain a translucent component ...

The most transparent of the roughly ... its blood to render its body more translucent, hiding nearly 90 percent of its red blood cells inside its opaque liver during its daytime slumber.