It is endangered due to illegal collection for the international pet trade.

This lizard can reach an average total length of about 13 cm whereas females are slightly smaller.

Phelsuma serraticauda is largely restricted to coconut palms yet can also be found on banana trees.

[citation needed] These day geckos feed on various insects and other invertebrates.

The flat-tailed day gecko is endangered due to illegal collection for the international pet trade.