The mobile device Aquatic Fish cannot use the squat button to go to sleep

All purely aquatic dinosaurs, fishNeither can use the crouch button to sleep; they must press and hold to sleep, while land dinosaurs can use the crouch button to sleep

On mobile devices, land dinosaurs can use the squat button to sleep, while pure aquatic creaturesYou can't use the squat button and instead use it to sleep

Aquatic dinosaurs, fish should also be able to use the crouch button to sleep