Figure source: https://www.researchgate.net/profile/Lyn-Brown/publication/384334955_Diet_Overlaps_between_the_Sexes_in_Breeding_American_Oystercatchers/links/672bf31a2326b47637cc8603/Diet-Overlaps-between-the-Sexes-in-Breeding-American-Oystercatchers.pdf