Apparatus for use in animal husbandry; Egg incubators; Incubators for eggs; Poultry hatchers; Poultry incubators; Animal husbandry machines; Animal feed hoppers (machines); Animal feeding stations (machines); Agricultural machines; Agricultural machines for animal management; Machines; Apparatus for use in feeding livestock; Automatic feeding apparatus for livestock; Agricultural apparatus (other than tractors); Agricultural implements, other than hand-operated; Electric tools for use in agriculture; Machines for use in agriculture; Machines for agricultural use; Power operated tools for use in agriculture; Heat transfer apparatus (parts of machines)