The only remaining evidence of its existence, apart from the paintings, is an entry in Forster's notes: "...behind these fields we came into a forest [where] a dove of a new [kind] was shot." Likewise, it is not known why this species became extinct, but introduced rats are a prime suspect.
The sole remaining proof of its presence, aside from the artwork, is an entry in Forster's notes: "We came upon a forest behind these fields [where] a dove of a previously unseen type was shot." Furthermore, it remains unclear why this species became extinct, but introduced rodents are considered a likely cause.