A group of animals consists of a dog, a cat, a rabbit, and a bird. The following conditions apply: The dog is heavier than the cat but lighter than the rabbit. The bird is the lightest. Which animal is the heaviest?
Four people - Emma, Noah, Olivia, and Liam - are wearing different colored shirts: red, blue, green, and yellow. Emma is not wearing red or blue. Noah is wearing green. What color shirt is Liam wearing?