Best Anura

The Southern Gastric Brooding Frog, *Rheobatrachus silus*, was a unique Australian frog species notable for its unusual reproductive behavior. It incubated eggs and raised tadpoles within its stomach cavity. This remarkable adaptation allowed the frog to protect its young from predators and harsh en...

The Goliath Frog, *Conraua goliath*, is an African amphibian native to Cameroon and Equatorial Guinea. It holds the title of the world’s largest frog species, reaching lengths of up to 32 centimeters and weighing over three kilograms. Its immense size and critically endangered status make it a subje...

The Panamanian Golden Frog Atelopus zeteki is a vibrant amphibian native to Panama’s rainforests. Its striking golden coloration and unique skin secretions—containing toxins—make it scientifically valuable for studying animal defense mechanisms. Sadly, this species faces extinction primarily due to...

The Golden Toad ( *Bufo periglenes*) was a small toad species native to a restricted cloud forest region of Costa Rica. Its notable characteristic was its bright golden coloration, a rare trait among Central American toads. Sadly, the species became extinct around 2004 after disappearing from observ...

The Purple Frog (Nasikabatrachus sahyadrensis) was first described by scientists in 2003 and is a relic species found only in India's Western Ghats, representing an ancient lineage that diverged from its closest relatives over 100 million years ago.

Discovered in 2003 in India's Western Ghats, this fossorial frog (Nasikabatrachus sahyadrensis) surfaces only during monsoon to breed, with a lineage roughly 130 million years old.

The Wood Frog (Lithobates sylvaticus) is the only frog found north of the Arctic Circle and can survive winter by freezing solid, with ice crystals forming inside its body.

Pseudophryne corroboree, critically endangered and endemic to the Snowy Mountains of New South Wales, Australia, is distinguished by its striking black-and-yellow warning coloration.

Rhinoderma darwinii, first described by Charles Darwin in 1834, is notable for males brooding tadpoles inside their vocal sacs; it is native to temperate forests of Chile and Argentina.

Breviceps macrops is a tiny burrowing frog endemic to the coastal Namib Desert of Namibia and South Africa that gained global attention through a viral video of its high-pitched squeak.

A glass frog (Hyalinobatrachium valerioi) of Central and South America whose transparent belly reveals the beating heart, ranking it among the most internally visible vertebrates.

An extinct Queensland frog (Rheobatrachus vitellinus) discovered in 1984 and never seen again after that year, the second of only two known gastric-brooding frog species.

The world's largest fully aquatic frog (Telmatobius culeus), found only in Lake Titicaca on the Peru-Bolivia border above 3,800 m elevation, and listed as critically endangered.

A Central African frog (Trichobatrachus robustus) notable for intentionally breaking its own toe bones to produce retractable claws as a defense against predators.

Brachycephalus ephippium, a tiny orange frog endemic to Brazil's Atlantic Forest, is one of the world's smallest tetrapods and emits blue-green biofluorescence visible under UV light.

The Malayan Horned Frog (Megophrys nasuta) is a leaf-litter frog from Southeast Asia with horn-like projections above its eyes and nose that aid camouflage on the forest floor.

Leptodactylus fallax is a critically endangered giant frog native only to Dominica and Montserrat in the Caribbean, named 'mountain chicken' for its chicken-like flavor when consumed.

The American Bullfrog (Lithobates catesbeianus) is the largest frog native to North America, reaching up to 20 cm, and has been introduced to Europe, Asia, and South America where it is considered an invasive pest.

Engystomops pustulosus, native to Central America and northern South America, is a landmark model species in sexual selection research for the complexity of its male mating calls.

The Malagasy Rainbow Frog (Scaphiophryne gottlebei) is a brightly patterned, cliff-dwelling species endemic to the Isalo Massif of Madagascar and is listed as endangered due to its extremely restricted range.

The Argentine Horned Frog (Ceratophrys ornata) is a large South American ambush predator nicknamed 'Pacman frog' for its enormous gape, capable of swallowing prey its own size.

Rhinophrynus dorsalis, the sole living member of family Rhinophrynidae, is a burrowing species native to Mexico and Central America that feeds almost exclusively on termites and ants.

The African Bullfrog (Pyxicephalus adspersus) is one of the largest frogs in Africa, with males exceeding 2 kg, and is notable for aggressively guarding its tadpoles against predators.

A genus (Alytes) of small European toads in which males carry fertilized egg strings wrapped around their hindlimbs for several weeks, transporting them to water when hatching is imminent.

Bombina orientalis, native to northeastern China, Korea, and Russia, displays vivid red-and-black ventral coloration as aposematic warning and is a common subject in toxin research.

Bombina orientalis, widely kept in captivity as the Oriental firebelly toad, secretes mild skin toxins, tolerates cool temperatures, and can live more than 10 years in captivity.

The Tomato Frog (Dyscophus antongilii) is a large, bright-red frog endemic to northeastern Madagascar that secretes a sticky, white substance from its skin to deter predators.

The Sonoran Desert Toad (Incilius alvarius) produces 5-MeO-DMT and bufotenin in its parotoid glands, making it one of the most chemically potent amphibians in the world.

Breviceps fuscus is a fossorial frog endemic to the southern Cape Fold Mountains of South Africa, recognized by its uniformly dark coloration and permanently frowning expression.