Organisms that live in deciduous forests have developed unique adaptations that aid in their survival. Which adaptation would be seen in the duckbilled platypus? a. The duckbilled platypus reaches an adult length of 3 to 4 feet. b. The duckbilled platypus lives near forests. c. The duckbilled platypus gives birth to live young. d. Males have venom glands on a spur on their hind feet.