There is provided a solid-state imaging device including an imaging unit (211) configured to capture a first captured image, a storage controlling unit (2332) configured to extract, on a basis of information relating to detection of a first behavior of an imaging target from the first captured image, a first feature amount of the imaging target from the first captured image to have the first feature amount stored into a storage unit, and a transmission controlling unit (2331) configured to control, when a second feature amount coincident with or similar to the first feature amount is extracted from a second captured image captured by the imaging unit, transmission of the second captured image or data based on the second captured image.