Anyone else keep having stickers added to their post automatically?

Emily 🌈 • Australian, married since 2016, 2 miscarriages then my rainbow Sevana Iris was born 27th Feb 2018 💜 Tamara Aster born Sept 9th, 2019 💜
I've never wanted to use a sticker on my posts but they keep getting added where I don't want them. Just... Why?!