What is a tadpole?
A tadpole is the aquatic larval stage in the life cycle of an amphibian, such as a frog or toad. Tadpole means ‘toad head.’
A tadpole has a grey, laterally-compressed body and tail, with internal or external gills to enable it to breathe underwater, and a mouth to eat algae.
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The Golden Mantella Frog (Mantella aurantiaca) is a small poisonous amphibian.
The Golden Mantella Frog is yellow, orange, or red. Its inner leg has red flash markings.
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The Australian Green Tree Frog (Litoria caerulea) is a large, arboreal amphibian in the Hylidae family. It is also known as the White’s Tree Frog or the Dumpy Tree Frog.
The Australian Green Tree Froghas a plump body with a ridge over its eyes. It is emerald or bright green with yellow or white blotches on its back. It has a cream underbelly, and the undersides of its feet and legs are bright yellow. Its eyes have horizontal golden pupils.
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The African Clawed Frog (Xenopus laevis) is an aquatic, freshwater amphibian in the Pipidae family of tongueless frogs. It is also known as the African Clawed Toad or the African Claw-Toed Frog.
The African Clawed Frog is greenish-grey with olive-green markings, but albino (white) frogs are common. It has smooth, slippery skin. Its underbelly is creamy-white. It has three short claws on each hind (back) foot. It has webbed feet only on its back feet. Its back legs are very powerful. It front legs have long fingers. It has eyes, with red pupils, on the top of its head. It has a curved, flat nose.
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The Yellow-Banded Poison Dart Frog (Dendrobates leucomelas) is an endangered venomous freshwater amphibian. It is also known as the Bumblebee Poison Frog.
The Yellow-Banded Poison Dart Frog has smooth skin with bright-yellow and black markings, such as stripes and spots. It has large dark eyes. It has webbed feet with one digit (toe) longer than the others. Its toes have sticky pads to help it climb trees.
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The Blue-and-Yellow Frog (Phyllomedusa bicolor) is an amphibian. It is a hylid frog. It is also known as the Bicoloured Tree-Frog, the Giant Monkey Frog, the Giant Leaf Frog, or the Waxy-Monkey Treefrog.
The Blue-and-Yellow Frog is lime green with a yellowish-white belly. Its lower lips, chest, and front legs have white spots. Its toes have large, green discs to enable it to stick to tree branches. Its eyes are dark-grey.
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A frog has bulging eyes.
A frog has three eyelid membranes. One is transparent (see through) to protect the eyes when the frog is underwater. The other two eyelid membranes vary from translucent (clear) to opaque (cloudy).
Its eyes are at the top of its head, and may be the only part of a submerged frog that is seen above the water.
A frog’s iris can have a range of colours and its pupil can be a variety of shapes.
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The Perez’s Frog (Pelophylax perezi) is a freshwater wetlands amphibian in the Ranidae family of water frogs. It is also known as the Iberian Waterfrog, the Iberian Green Frog, or the Coruna Frog.
The Perez’s Frog is green, olive or brown. On its back is a green line that runs from head to tail. There are small warts on its back. Its underbelly is creamy-white. It has a slender body with long hind (back) legs, and no tail. It has protruding eyes with vertical pupils. It has webbed feet.
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The Common Parsley Frog (Pelodytes punctatus) is a wetlands amphibian.
The Caucasian Parsley Frog is green, olive or brown. On its back are irregular green patches that look like parsley leaves. There are also warts on its back. Its underbelly is creamy-white. It has a slender body with long hind (back) legs, and no tail. It has protruding eyes with vertical pupils. It has webbed feet.
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The Phantasmal Poison Frog (Epipedobates tricolor) is an endangered amphibian. It is a Poison Dart Frog.
The Phantasmal Poison Frog has smooth, dark-red to red-brown skin with three yellow-white side stripes from its head to its tail. It has white spots on its hind (back) legs. It has large dark eyes. It has webbed feet with one digit (toe) longer than the others.
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The Argentine Horned Frog (Ceratophys ornata) is a non-venomous amphibian. It is also known as the Pacman Frog, the South American Horned Frog, or the Argentine Wide-Mouthed Frog.
The Argentine Horned Frog has a thick, round, bright green body with dark or red markings that look like an artist’s palette of paint. It camouflages itself well in its environment. It has a wide mouth, which is why it is named after the video character Pac-Man.
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The Mexican Axolotl (Ambystoma mexicanum) is a freshwater amphibian in the salamander family. It is also known as the Mexican Walking Fish, but it is not a fish. Toads, frogs, newts, salamanders and axolotl are amphibians, living partly in water and partly on land. However, the axolotl never leaves the water.
The Mexican Axolotl remains in the amphibian tadpole form, with gills, and never becomes an ‘adult’ with lungs. This is called partial metamorphosis. It has a wide head, and their eyes do not have eye-lids. It has four feathery external gills on the side of its head. It has little, under-developed legs. It is olive-green, with a lighter underbelly. It does not have scales – it has moist, smooth skin like the skin of frogs.
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The Amazon Milk Frog (Trachycephalus resinifictrix) is an arboreal amphibian. It is also called the Mission Golden-Eyed Tree Frog or the Blue Milk Frog.
The Amazon Milk Frog is light-grey with brown or black bands. As it ages, it develops bumpy skin. It looks like milk has been spilled on it, but the name actually refers to the milky fluid that it excretes when it is stressed.
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The Schneider’s Toad (Rhinella schneideri) is a common and widespread amphibian. It is also called the Cururu Toad or the Rococo Toad.
The Schneider’s Toad has a short, broad brownish-yellow body with a crested head. It has a whitish belly and throat. It has a rounded snout (nose). It has a distinctive visible tympanum (eardrum). Its eyes are large and bulging with line-shaped pupils. It does not have webbing between its toes. Its skin is rough and covered with blunt, spiny warts. The warts are light near the bottom and spotted with black on the top.
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The Lake Oku Clawed Frog (Xenopus longipes) is a critically endangered freshwater amphibian.
The Lake Oku Clawed Frog is dark-coloured with claws at the ends of its two hind (back) feet. Its back is brown, and its belly is speckled black on an orange background.
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The Lake Patzcuaro Salamander (Ambystoma dumerilii) is an endangered freshwater amphibian. Frogs, toads, newts, salamanders, and axoltols are amphibians. It is also called the Lake Patzcuaro Achoque. It is related to the Mexican Axolotl.
The Lake Patzcuaro Salamander remains in its tadpole form for its whole life. It has feathery external gills, which it uses to breath. It is yellowish with a lighter shade on its underbelly. It has a large head, a tail, and short legs. It has four toes on its front legs and five toes on its back legs. It does not have scales – it has moist, smooth skin like the skin of frogs.
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The Blue Poison Dart Frog (Dendrobates tinctorius azureus) is a medium-sized poisonous amphibian.
The Blue Poison Dart Frog has bright blue skin, with a darker blue belly and darker blue limbs. It has black spots. It has a hunched back. Each foot has four toes, with suction cups to grip surfaces. Males have heart-shaped tips on each toe, whereas females have rounded tips.
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The Vietnamese Mossy Frog (Theloderma corticale) is an amphibian.
The Vietnamese Mossy Frog has mottled brown and green skin that looks like moss growing on a rock. It has large sticky pads on its toes. It has a pale belly.
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