slime of the snail, only in the latter it is not filiform, but exudes as a liquid and then hardens into a thin layer of silk which is strong enough to support the weight of two of these snails, for, seeing them one day thus suspended, I put them in the scales and ascertained that the weight of the two amounted to 2½ ounces.
This mucus forms the glistening, shiny track which the snail leaves behind it, enabling it to glide easily and painlessly over rough substances which would otherwise lacerate its soft body.
One hardly expected to find social feeling and affection in animals so low down in the scale of nature, but I do not know what else could have led my "Romans" to caress each other with their long horns by the hour together and always keep close to one another, twisting and curling their yielding bodies round each other in the most odd contortions, Our English snails hibernate in whole colonies for the winter, which also points to their affectionate and gregarious habits.
In lifting up some moss I once came upon some yellow, half-transparent eggs about as large as
