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.
A cat that is suspected of ingesting lilies should be taken to the vet or animal emergency hospital immediately. Bulbs such as daffodils, tulips and jonquils are poisonous to both cats and dogs with the main concern being that bulbs are often confused by pets as a ball to play with.