Note 1072 — AN ESSAY ON MAN, IN FOUR EPISTLES (continued 3)
Reading edition
The house-spider conceals itself in a cell, which is constructed below the web, and at a distance from it. The threads which are spun from the edge of the web to the spider's lurking-hole, vibrate when a fly comes in contact with the web, and are at once a telegraph to give information to the spider, and a bridge along which it can rush forward to secure its prey.