Abstract: There is provided a rearing apparatus for rearing an organism includes: a box-shaped rearing case; at least one perching member that is held in the rearing case and that is capable of perching the organism; and a separating member that is provided in the rearing case and that is movable along the perching member. The separating member is configured to separate the organism perched at the perching member from the perching member by the separating member moving along the perching member.