Briefly describe the three omens that Lorraine refers to in Chapter 6 of The Pigman by Paul Zindel. What do the omens have in common?

Chapter 6 in
's is when
John and Lorraine meet Mr. Pignati at the Baron Park Zoo.
Lorraine doesn't
like zoos anyway because she can't stand seeing the animals locked up and
being
treated poorly; so, she's nervous to start with. She's also a little
bit superstitious because
she takes a few circumstantial events as omens that
the day will end badly. The first event that
Lorraine takes as a bad omen is
the fact that the lady selling peanuts was rude when she didn't
need to
be. 

"I mean, that's how antagonistic
she
was. A real devoted . You could tell she hated kids" (58).

The next bad omen is when Lorraine is attacked
by a peacock. She explains by saying the
following:

"This...