A timelapse sequence (10x real time) of a pelagic flatworm larva devouring a still-living barnacle nauplius. This is Video 2 from our paper in Invertebrate Biology, final form at https://doi.org/10.1111/ivb.12361, or preprint on bioRxiv (https://doi.org/10.1101/2021.02.03.429620)