Amazing Facts About the Frog. Obviously, I had a lot to learn. I have since discovered many amazing, surprising, disgusting and flat-out weird facts about frogs, and have collected the 14 best to share here with you: 1 ) One gram of the toxin produced by the skin of the golden poison dart frog could kill 100,000 people. When the eggs hatch, the tadpoles fall into the water below. Frogs and toads, also referred to as anurans, represent the largest of the three amphibian groups. They are known for their jumping abilities, croaking sounds, bulging eyes and slimy skin.. A frog’s call is unique to its species, and some frog calls can be heard up to a mile away. or You can even observe its heart beating and its stomach digesting food. Privacy Statement It lives in West Africa and can measure more than a foot in length and weigh more than 7 pounds – as much as a newborn baby. Newts and salamanders (Order Caudata), Caecilians (Order Gymnopiona), and frogs and toads (Order Anura). 4 ) When Darwin’s frog tadpoles hatch, a male frog swallows the tadpoles. There are over 5,000 species of frog. Get the best of Smithsonian magazine by email. The teeth are used to hold prey in place until the frog can swallow it. Terms of Use 10 ) The waxy monkey frog secretes a wax from its neck and uses its legs to rub that wax all over its body. California Do Not Sell My Info After it pulls off the old, dead skin, the frog usually eats it. Vote Now! After 12 to 20 weeks, fully formed young toads emerge by pushing out through the membrane covering the toad’s back. There are approximately 4,800 species of frogs around the entire world.. Frogs live on every continent except Antarctica.. Frogs typically live in forested and wetland areas. It is also sometimes called the strawberry dart frog. 9 ) There is a frog in Indonesia that has no lungs – it breathes entirely through its skin. 17th Annual Photo Contest Finalists Announced. ThoughtCo uses cookies to provide you with a great user experience and for our, How the Sixth Mass Extinction Affects the U.S. Economy, 10 Extinct or Nearly Extinct Amphibians to Know More About, Reptile or Amphibian? Continue When temperatures fall, the wood frog’s body begins to shut down, and its breathing, heartbeat and muscle movements stop. 5 ) When a frog swallows its prey, it blinks, which pushes its eyeballs down on top of the mouth to help push the food down its throat. The water in the frog’s cells freezes and is replaced with glucose and urea to keep cells from collapsing. There are three groups of amphibians. Frogs belong to the Order Anura, the largest of the three groups of amphibians. Frogs don’t need to drink water as they absorb it through their skin. 11 ) Most frogs have teeth, although usually only on their upper jaw. An Identification Key, M.S., Applied Ecology, Indiana University Bloomington, B.S., Biology and Chemistry, University of Illinois at Urbana-Champaign. Advertising Notice Keep up-to-date on: © 2020 Smithsonian Magazine. 2 ) The female Surinam toad lays up to 100 eggs, which are then distributed over her back. Her skin swells around the eggs until they become embedded in a honeycomb-like structure. He keeps the tiny amphibians in his vocal sac for about 60 days to allow them to grow. Cookie Policy He then proceeds to cough up tiny, fully formed frogs. Laura Klappenbach, M.S., is a science writer specializing in ecology, biology, and wildlife. The wax prevents the skin of the frog from drying out in sunlight. 12 )  The biggest frog in the world is the Goliath frog. 6 ) The wood frog of North America actually freezes in the winter and is reanimated in the spring. Give a Gift. When I started working on this frog blog post (inspired by the adorable yet deadly poison dart frogs at the National Zoo), my knowledge of frogs was limited to Mr. Toad from The Wind in the Willows and Kermit. Frogs are the most familiar group of amphibians. Frogs belong to a group of animals called amphibians.. 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