Lifigende snacan wuniaþ on eallum hēafodlicum worulddǣlum būton Antarctice and on þǣm mǣstum dǣle īega. Fīftīene cnēorisa sind nū oncnāwen þe habbaþ 456 cnōsla and māran þonne 2,900 cynna. Hīe sind on micelnesse fram swīðe smæl, se 10 huntoðena metera langa þrǣdsnaca, oþ pyþþenas and fæðmsnacan swā grēate swā 7.6 metera lange. Þæt nīwan gefundne stānbȳsen Titanoboa wæs 15 metera lang.