Four friends, A, B, C, and D, have different pets: a dog, a cat, a bird, and a fish. A does not have a bird. B has a pet that is not a cat. C has a pet that is not a dog. D has a fish. Which pet does A have?
In a family of six members P, Q, R, S, T, and U, there are two males and four females. P is a teacher, R is the mother of S, and T is the father of U. Q is not a teacher. Who is the male member of the family?