Is this frogpocalypse? The frogs are vanishing

Frogs have been vanishing in concerning numbers along the east coast of Australia since June, and we’re not yet sure why. Cosmos spoke to Dr Jodi Rowley, reptile and amphibian curator at the Australian Museum, about how scientists and the public are working together to find out what could be causing this worrying die-off. What … Continue reading Is this frogpocalypse? The frogs are vanishing

East coast frogs dying by the thousands

In early to mid-June, a few reports started coming into Dr Jodi Rowley, reptile and amphibian curator at the Australian Museum, that people were finding dead and dying green tree frogs around Scotts Head, on the north coast of NSW. Stuck in lockdown in Sydney and thinking it might be a local problem, Rowley went … Continue reading East coast frogs dying by the thousands

It’s complicated being green

Green frogs tend to be green for the same reason, but a new study suggests they don’t all achieve it in the same way. A team from the US, Argentina, Brazil and Ecuador says it has found that while most species rely on colour-controlling structures in their skin called chromatophores, others, which have nearly translucent … Continue reading It’s complicated being green

Fossil frogs offer insights into early Antarctica

The discovery of the earliest known modern amphibians in Antarctica provides further evidence of a warm and temperate climate in the Antarctic Peninsula before its separation from the southern supercontinent Gondwana.  The fossils, which belong to the family of helmeted frogs, are described in a paper in the journal Scientific Reports by researchers from Sweden, Argentina and Switzerland. They … Continue reading Fossil frogs offer insights into early Antarctica

Why some frogs have crazy heads

Most frogs look pretty benign, with round and friendly faces, but don’t be fooled. Below the surface, some sport faux fangs, helmet-like fortifications and even venom-delivering spikes. Now US researchers have a better idea of how these evolved and why. A team from Florida Museum of Natural History used 3D data to study skull shape … Continue reading Why some frogs have crazy heads