BRAIN TEASERS FOR DUMMIES

Q: My skin is eco-friendly and slippery, I've four legs and webbed toes, I hop on land and swim underwater, I really like bugs and little fish to try to eat. What am I?Dilemma: Remodel the term "CAT" in the word "Pet dog" by switching just one letter at a time, with Every stage leading to a legitimate English term.Social login would not perform in