Eggs
Alfred Hitchcock is known to suffer from Alektorophobia which is the fear of chickens and other fowls such as roosters, it can also include eggs. Both genetic and environmental factors can come into play as to why someone might have this fear and it definitely leads to serious panic attacks and a need for treatment for anxiety.
Pigs
Orlando Bloom is just one of the celebrities who came out with swinophobia or the fear of pigs. There seems to be very little research regarding this phobia but it is a very real phobia.