A spong..
scaly
Green
Like a hares but smaller
They live in trees.
Due to there being no wind on the moon, as there is no atmosphere, it can be safe to assume that a footprint on the moon would look like a normal footprint, but wouldn't be affected by wind or rain. Therefore it would stay around indefinately. Basicly, its just a perpetualy fresh footprint.
bears foot print
A platypus's footprint will show webbing spreading out between 5 claws. See the related links.
The Brachiosaurus footprint is relatively small for a dinosaur. Looking more like a giraffe than a dinosaur, specimens have been found in North America.
Pithons (as you say it) look like pythons- They're very long snakes with brown and black spot things. They have big teeth
Pot belly pig footprints look like the footprint of any other pig. There is a main section of the hoof that is rounded and three "toes" surrounding it.
Similar to a large dog's track, but rounder, and with no nail prints at the ends of the toes.