Anura is an order of animals in the class Amphibia that includes frogs and toads. More than 5,000 species are described in the order. The living anurans are typically divided into three suborders: Archaeobatrachia, Mesobatrachia, and Neobatrachia.

Toads and frogs are collectively known as anurans--tailless amphibians. The 14 species of toads and frogs found in Minnesota are grouped into three families: toads, treefrogs, and true frogs.

Anurans represent, by far, the most speciose, diverse, and widespread of the three extant amphibian orders. They are found throughout most of the world, except in polar regions, and some oceanic islands and extremely xeric deserts.

frog and toad, (order Anura), amphibians belonging to the order Anura, which, because of their wide distribution, are known by most people around the world.

Anurans. The “anurans” species group consists of seven frog and one toad species: American toad (Bufo americanus), American bullfrog (Lithobates catesbeianus), green frog (Lithobates clamitans), Cope’s gray treefrog (Hyla chrysoscelis), eastern gray treefrog (Hyla versicolor), northern leopard frog (Lithobates pipiens), spring peeper (Pseudacris crucifer) and wood frog …

A frog is any member of a diverse and largely semiaquatic group of short-bodied, tailless amphibian vertebrates composing the order Anura[1] (coming from the Ancient Greek ἀνούρα, literally 'without tail').

Aug 27, 2016 · In anurans, the lymphatic system is highly developed and has a major role in fluid exchange and blood volume regulation. It is composed of pulsatile lymph hearts (that beat independently of the heart), an elaborate series of lymph vessels, and subcutaneous lymph sacs.

Explicit family (and therefore unavailable) containing all frogs.

Apr 28, 2021 · Join Rod Williams, Purdue FNR Professor of Wildlife Science, Jason Hoverman, Purdue FNR Professor of Invertebrate Ecology, and Michael Lannoo, Indiana University School of Medicine – Professor of Anatomy and Cell Biology, to learn interesting facts about frogs and toads, their natural history, research about the threats they face, and what can y...

Anurans are invariably four-limbed, and terrestrial juveniles and adults completely lack true tails. Adults range from about 1–30 cm in length. Their hind-limbs and feet are typically greatly elongated. The radius and ulna of the forelimb and the tibia and fibula of …