Sēo sǣcū, ēac hātte manatī, is miċel ƿæterliċ dēor þæs hīredes Trichechidae and cynnes Trichechus. Þā Trichechidae ȝeunþƿǣriaþ þǣm Dugongidae on þǣm hīƿe þæs hēafodbollan and on þǣm hīƿe þæs tæȝles. Tægȝas sǣcūna sind ārliċe, ac þā Dugonges tæȝlas sind tƿislieht. Sēo sǣcu is ƿyrtetere and oft grasaþ in scealdum ƿætere.