A small brown frog squats motionless in a den of green moss. It inhales no breath, has no heartbeat, yet it is not dead. Rock hard and icy to the touch, this speckled North American wood frog is ...

Glass frogs also have a unique circulatory system, with veins that are closer to the surface of the skin. This allows the oxygen-rich blood to be visible through the skin ...

Let's take a look at a frog. Female frogs lay eggs ... This animation takes KS1 pupils through the five senses and all the organs of the human body, showing how we are all different and yet ...

Mandukasana, commonly known as the Frog Pose, is a powerful yoga asana ... area during Mandukasana can stimulate the digestive organs, potentially improving digestion and relieving constipation.” ...

A female African clawed frog, Xenopus laevis ... Examination of coelemic organs revealed a grossly enlarged and friable spleen. We did not see any other lesions at necropsy.