Time of the day
Weather conditions?
Landscape eg: road verge, scrubland, breakaway country, high or low in a tree, etc?
What the creature was doing at the time of the sighting?
Approximate size?
Gender (if possible)?
Colouration?
Photographed?
Any other interesting observation/s at the time of sighting?
For plants, the surrounding growth, number of plants and their general condition, is it a wetland?