Science
Scientists discover seven new diamond frog species in Madagascar
A 12-year international research effort combined field data with DNA from century-old museum specimens to identify the new species.
The short version
- Researchers have identified seven new species of diamond frogs (genus Rhombophryne) in Madagascar, bringing the total number of known species in the genus to 27.
- The 12-year project resolved long-standing taxonomic puzzles by using "museomics" to sequence DNA from historical museum specimens and compare them to modern samples.
- The newly described frogs are already being used to help design and expand proposed protected areas in Madagascar to combat the impacts of deforestation.
Key facts
- An international team of scientists from Madagascar and Europe spent 12 years researching and identifying seven new species of the diamond frog genus Rhombophryne.[ScienceDaily]
- The study was led by Dr. Mark D. Scherz of the Natural History Museum Denmark, with Dr. Alice Petzold of the University of Potsdam leading the genetic sequencing of historical specimens.[ScienceDaily]
- The research utilized "museomics" to extract and sequence DNA from century-old museum specimens, comparing them alongside modern field collections, skeletal anatomy, and frog calls.[ScienceDaily]
- Data on the newly identified frogs, including Rhombophryne quentini, was used to inform proposals for expanding protected forest areas during a March 2026 conservation workshop in Madagascar.[ScienceDaily]
What remains uncertain
- According to co-author Dr. Andolalao Rakotoarison, scientists still know almost nothing about the breeding biology, population sizes, or ecological requirements of many of these diamond frog species.[ScienceDaily]
- Researchers believe that additional unnamed species of Rhombophryne likely remain undiscovered.[ScienceDaily]
Sources
- Seven new frog species were hiding beneath Madagascar’s forest floorScienceDaily - Science