Their [tortoises'] manner is to go aland, vvhere among the graſſe they lay egges as bigge as birds egs, to the number commonly of an hundred. […] [I]n the night time ſit upon them: they couvie a whole yeere before they hatch.
1601, C[aius] Plinius Secundus [i.e., Pliny the Elder], “[Book IX.] Of Sea Tortoises, and How They are Taken.”, in Philemon Holland, transl., The Historie of the World. Commonly Called, The Naturall Historie of C. Plinius Secundus. […], 1st tome, London: […] Adam Islip, published 1635