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 ...

They have nearly translucent bellies covered with white spots, photos show, and a slightly yellow coloration on their sides and groin. The irises of their eyes are “golden brown,” researchers said.

Two new species of crystal frogs were discovered by American and Ecuadorian scientists. These amphibians have the peculiarity of having their translucent underside, which allows us to observe the ...

The irises of their eyes are “golden brown,” researchers said. The Huaping small tree frog has a semi-translucent belly covered in small white dots. Luo J, Zhang B'an, Pan Y, Yu G (2025 ...