12 Interesting Facts About Glass Frogs in Costa Rica
2021-11-29 · There are campaigns in Costa Rica as well as other countries to protect these habitats before they are lost and the frogs along with them. 9. What size are glass frogs? This species of frog is very small, with an adult measuring from about an inch or 2.5 cm in length. They can be as big as 3 inches or 2.5 cm.