Scientists Uncover Elusive Frog Species with Teeth in Luzon

Written by Kathrine Frich

Sep.23 - 2024 11:35 AM CET

Animals
Photo: Shutterstock
Photo: Shutterstock
The frog is approximately the size of a quarter.

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Researchers studying amphibians in Asia have made an exciting discovery: a new species of frog with teeth, named Limnonectes cassiopeia, has been identified on the island of Luzon in the Philippines.

Fang Frogs

This species has coexisted with its relatives for decades, camouflaging itself so effectively that juvenile L. cassiopeia were collected multiple times over the past 20 years, often misidentified as a more familiar species of frog from the same region.

Dr. Jeff Frederick from the University of California describes the new frog as relatively small compared to its larger cousins, approximately the size of a quarter. In contrast, some species of Limnonectes can weigh up to two pounds, according to WP.

The term "tooth frogs" or "fang frogs" comes from the prominent bony protrusions found on the lower jaw of male frogs, resembling fangs. Scientists believe these fangs may be used in combat between males, as they are significantly larger than those of females.

Unpigmented Fingertips

Limnonectes cassiopeia thrives in forested stream areas in southern and eastern Asia, where many species live in harmony with their environment.

The discovery of this new species was made possible through extensive genetic research on the collected Philippine frog specimens. One key distinguishing feature of L. cassiopeia is its smaller, unpigmented fingertips.

The identification of this new species highlights the unexplored biodiversity that still exists in well-studied regions of the Philippines. Researchers hope to study Limnonectes cassiopeia in its natural habitat to better understand how this elusive species has adapted to its surroundings.