The two best known members of the Monopennidea, Monopenna and Ancoracauda, in comparison.
In difference to flying animals of the earth these creatures evlove directly from aquatic pseudo-athropods which were similar to flying fishes. During the flight the big wings stand nearly still and only the smaller ones flapping very fast to come forward. To land they coil their tail around branches. But not all plants are good places to sleep, some climbers have evlove sticky air roots which become fatal traps for every small animal which tries to land on it.
edit: Yesterday the award exhibition opend and the prizes were given. Well, I got nothing but the vernissage was very nice, I met many nice people and got much compliments for my work.