In that a Snayl or Dodman, vvhich is not only not vvarm, but to our feeling, very cold, is fain to brood its as cold svveatty eggs, neſted upon a cold vvet earth, beſpievving them about vvith the fuzze of a cold clammy froth, in coldish [d]raughty vveather, and all making vvay to a kind and timely hatching of them: […] I dare undertake to light ſooner of that vvarmth and reek and air, that vvill hatch an hens egge, than that cold and devv and clammineſs, that goes to the hatching of a ſnails.
Source: wiktionary