Frogs photographed in transmitted light on leaves, showing how blood perfusion increases the glass frogs’ silhouette. The species from the opaque sister taxa is Allophryne ruthveni, which is the ...

How the frogs’ tissues endure their bizarrely bloodless state for hours at a time is still a mystery. “If I took 89 percent of your blood and put it in your liver at night, you’d probably be ...

The frogs on Mahé and Silhouette (the closest living relatives of the frogs on Praslin) diverged from the frogs on Praslin around 8 million years ago. Therefore, ...

The most transparent of the roughly 160 glass frog species ... glass frogs seem to vanish in plain sight—the transparent skin ...

It’s a particularly helpful form of camouflage because it prevents predators from spotting the frog’s otherwise recognizable silhouette. Now new research, published in Science in December, reveals how ...

This species along with another Seychelles frog are now found only on the Seychelles islands of Mahe and Silhouette. Purple Frog (Image credit: Sathyabhama Das Biju, ZSL) ...

Seychelles palm frog (Sechellophryne pipilodryas) This species is endemic to Silhouette, the third biggest island of Seychelles. The Seychelles palm frog lives in forests higher than 150 metres ...

In Ecuador, a glass frog from a new species identified in 2022, Hyalinobatrachium nouns, hangs from the underside of a leaf, seen from below. Jaime Culebras. Suctioned to a leaf bottom in the ...