Deer and elk are two animals that leaves a trail. This is made over the course of time as they travel the same routes back and forth.
Frog
leaves behind a trail to himself...
I think that's either a snail or a slug (it's their secreted mucus from their muscular foot)
a snail trail is what a snail leaves from under it when it moves
The trail of an animal is called its spoor.
L
NO snakes leave a 'slime trail' ! Only molluscs such as slugs and snails leave a slime trail !
Spoor:- The track or trail of any wild animal; as, the spoor of an elephant; -- used originally by travelers in South Africa.
A slug leaves a shiny trail similar to a snail. This trail can be dangerous to plants, flowers, and crops.
spoor
Beta Particle
Beta Particle
I think that slugs leave a slimy trail behind them.