They can even be spread by breathing the air around someone who is sick. Some infectious diseases, such as measles, can be prevented by a vaccination, which is a shot that makes you immune to the pathogen. Proper hygiene, such as washing your hands regularly, can also help prevent infectious diseases.
It's sort of like a Furby that hatches from an egg, adorably poking through its glowing shell when you rub it. The normal price of Hatchimals is $50 to $60, but this season's must-have toy is sold out in virtually all stores and major retailer websites.
In this example, the farm wants to grade their own fingerlings, so they have asked that every fry produced be shipped. Each month, approximately 14,000 fry are sent to the farm. The monthly cost of our hatchery services is $1250, making the effective price of each fry about 9 cents.