https://youtu.be/xWHXHJvuk_k?si=aid3-KO_6PEom47c&t=184
The Rank 23 bat was there as early as 2021, as shown in this video. Bats don't require any Mesozoic Valley levels to unlock, so this doesn't make sense.
Its a bird
No, that's definitely a bat. See the mammalian ears? Besides, can't you see the Galliformes next to the bat? Galliformes wouldn't be shown twice.
What do you think?