金鱼葬礼是个笑话，狗葬礼则庄重肃穆：物种抹除作为一种回应主人宠物失去主人后的代理行动

When a dog dies, friends say they are sorry; when a lizard dies, the owner often meets silence. That society mourns some companion-animal deaths more than others is a recognized form of disenfranchized grief, yet research has asked how owners endure it, not whether they answer back. Screening 86,548 Reddit posts collected over five years, we computed six facets for 30,703 confirmed grief posts. Two findings were identified. A subset of owners omit the species and write only cross-species kinship terms such as "my best friend," a move we call species erasure that is associated with the highest