Can an earthworm survive being cut in half? Do they re-grow both ends? Is it true that worms can reproduce with themselves? Was Charles Darwin obsessed with earthworms, and did he scientifically determine their favorite food? Do worms have brains? What about hearts? Why do they carry leaves back to their dens?

Find out all the answers on this episode of Species.

Bibliography: https://docs.google.com/document/d/1hGhOUKfhp1q9F5M5y5X6pbL9ddqWlB1-bBogYw3aV1U/edit?usp=sharing