A rearing place management device according to an embodiment of the present invention includes a photographing unit for photographing a rearing place; a control unit for detecting abnormal signs in the rearing place by comparing behavior patterns in image data obtained by the photographing unit with behavior patterns in normal image data; and a communication unit for transmitting the abnormal signs, wherein the control unit extracts a region of interest including the abnormal signs from the obtained image data, transmits information on the region of interest to the photographing unit, receives, from the photographing unit, image data obtained by photographing the region of interest, and extracts an abnormal region which is narrower than the region of interest from the behavior patterns in the image data of the region of interest.