In 2009, an estimated 62.1 million metric tons of eggs were produced worldwide from a total laying flock of approximately 6.4 billion hens. There are issues of regional variation in demand and expectation, as well as current debates concerning methods of mass production.
Olives are not toxic to cats, but have little nutritional value. Green olives and pimentos contain chemicals similar to those found in catnip, so some cats may be especially excited by olives.
Whether it is safe for dogs to eat olive or not there is no specific information on it. It has been found that there are few dogs that can easily digest olives while there are some who are allergic to it and fall sick.As a dog owner you have to examine in which category your dog falls.here is a misconception among the dog owners that dogs are toxic towards black olives. But the spices and artificial chemicals that are used for preserving the olives are harmful for dogs that causes stomach upsets.