Transitional fossil shows the evolution of the Modern Mammal ear
This gives us quite a number of things. One, it is a transitional fossil showing the steps between very large landmark structures in mammilian evolution. Two, its of a system claimed by creationists to be to complex to have arrisen by natural selection.
Three... well for the creationists, now that we have a fossil between the reptilian and mammilian ear, they have twice as many gaps to try to stick god in.
The Regular Expressions of Humanistic Jones: Where one software Engineer will show the world that God is nothing more than an undefined pointer.