Which animal is known for entering a reversible state of suspended metabolism called cryptobiosis?

Tardigrade (Water Bear)

What famous sportscaster is known for the catchphrase "Boom!" during NFL commentary? The Dnieper River runs prominently through which country? Who originally drafted John Elway as a baseball player? Which planet in our Solar System is closest in size and mass to Earth? Which fast-food chain famously sells fish sandwiches heavily marketed during Lent?