Like people, glass frogs rely on hemoglobin, a colored protein in red blood cells that delivers oxygen around the body. Jesse Delia and Carlos Taboada, biologists and authors of the new paper, ...

When tiny glass frogs fall asleep, they store almost 90 percent of their red blood cells in their liver, increasing the animals’ transparency (seen in the first clip), which may help hide them ...

The northern glass frog, which ranges from southern Mexico to Ecuador, even conceals its blood to render its body more translucent, hiding nearly 90 percent of its red blood cells inside its ...

Among all the known species, glass frogs are the most peculiar ones, as they hone the ability to turn themselves transparent.Transparency is a rare trait in wild, with most ocean-based animals ...

This photo provided by researchers in December 2022 shows a glass frog, strict leaf dwelling frogs, that sleep, forage, fight, mate, and provide (male) parental care on leaves over tropical ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Round, colorless-glass, domed flower ...

A species of glass frogs found in South and Central America has the rare ability to turn its transparent appearance on and off. Skip to content. NOWCAST WPBF 25 News at 6 p.m.

A species of glass frogs found in South and Central America has the rare ability to turn its transparent appearance on and off. Skip to content. NOWCAST Pittsburgh's Action News 4 at 6am.

The research "beautifully explains" how "glass frogs conceal blood in the liver to maintain transparency," said Juan Manuel Guayasamin, a frog biologist at University San Francisco of Quito, ...

The research "beautifully explains" how "glass frogs conceal blood in the liver to maintain transparency," said Juan Manuel Guayasamin, a frog biologist at University San Francisco of Quito, ...

A species of glass frogs found in South and Central America has the rare ability to turn its transparent appearance on and off. Skip to content. NOWCAST WISN 12 News at 10 p.m.