However, I recall from that project that Cope's tree frog, a diploid species, has much smaller red blood cells than the tetraploid H. versicolor, and we used that characteristic to confirm our ...

When they are resting (and most vulnerable), glass frogs pool a significant amount of their red blood cells into their liver, thereby increasing their transparency (there’s no sign of blood ...

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 ...

When they are resting (and most vulnerable), glass frogs pool a significant amount of their red blood cells into their liver, thereby increasing their transparency (there’s no sign of blood ...