People aren't the only ones to make a lot of appearances. This is the index for the animal characters who have been used in different series. They are organized by which book they first chronologically appeared.
Animals - 2016
- Most Wanted, Book 1
- The Crown & the Flame
- The Freshman, Books 1, 2, and 3
Animals - 2017
- Rules of Engagement
- The Freshman, Book 4; The Sophomore
- LoveHacks
- The Royal Romance, Books 1 and 2
- It Lives in the Woods
- Red Carpet Diaries, Book 1
Animals - 2018
- The Junior
- The Royal Romance, Book 3
- Red Carpet Diaries, Book 2
- Desire & Decorum, Book 1
- Across the Void
- It Lives Beneath
- The Senior
- Big Sky Country, Book 1
- A Courtesan of Rome
- The Elementalists
- High School Story: Class Act, Book 1
Animals - 2019
- High School Story: Class Act, Book 2
- Open Heart, Book 1
- The Royal Heir
- Wishful Thinking
- Nightbound
- Sunkissed
- Big Sky Country, Book 2
- Desire & Decorum, Book 3
- Save the Date
- The Royal Masquerade
- Baby Bump, Book 1
Animals - 2020
- The Royal Heir, Book 2
- Distant Shores
- Rising Tides
Animals - 2021
- Wolf Bride
- Open Heart, Book 3
- Queen B, Book 2
- Shipwrecked
Animals - 2022
- Untameable
- The Princess Swap
- The Cursed Heart, Book 1
Animals - 2023
- Alpha, Book 1
Animals - 2024
- Alpha, Book 1
- All of Us
Animals - 2025
- Into the Woods