How do you unlock survival endless in Plants vs Zombies?

Can you hear buzzing bees in a jar with the lid on top? What type of insect is a grayling? What is the maturity age of a cockroach? What is a Sircam Worm virus? How many hard rock cafes are there in the us? What 5 parts are specialized for movement and what can they preform in grasshoppers? Do onions help wasp stings? Are sponges plankton nekton benthos? How do you know if your pet snail is dead? Can all insects produce light? How does the water temperature affect the life span of a sea anemone? Can you get a bed bug bite on your hand? Where can you find a cute plastic ladybug raincoat in adult sizes? Where do lady beetles live? Can a hornet kill a person? Was Aaliyah's body cut in half from the window? Do bugs Breath? How tall can termite mounds be? Why do you have wasps? How long does the pine beetle live?