If we assume that in Wonderland that seahorses are just as likely to fly as they are to swim and we likewise assume that pregnancy in seahorses manifests a little differently,...ok...none of this makes sense but we need to emotionally invest in six impossible things before breakfast so let's just go with this. 
 
Have another bite of the psychedelic mushroom. That should help.
 
Anthro art seahorse pregnant pregnancy Wonderland mushroom toadstool landscape