..a small species of microhylid frog that its native to Papua New Guinea. P. amauensis was discovered recently (2009) and was described in 2012. Paedophryne amaeuensis is largely considered to one of the smallest known vertebrates with adults only growing to 7.7 mm in length. Interestingly P. amauensis lives its entire live on land and goes not have a tadpole stage, instead they hatch as miniature adults. Due to their small size their skeleton is reduced and only seven presacral vertebrae are present. Like other members of Paedophryne, P. amauensis is crepuscular and lives in leaf litter and likely feeds on small insects and springtails.