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.
Sugarless candies can be toxic to pets. Candies containing xylitol have been recognized by the National Animal Poison Control Center to be a risk to pets. This information was first published in July 2004. This compound can cause liver damage and death in dogs susceptible to being poisoned with xylitol.