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tadpole    音标拼音: [t'ædp,ol]
n. 蝌蚪

蝌蚪

tadpole
n 1: a larval frog or toad [synonym: {tadpole}, {polliwog},
{pollywog}]

Tadpole \Tad"pole`\, n. [OE. tadde toad (AS. t[=a]die,
t[=a]dige) poll; properly, a toad that is or seems all
head. See {Toad}, and {Poll}.]
1. (Zool.) The young aquatic larva of any amphibian. In this
stage it breathes by means of external or internal gills,
is at first destitute of legs, and has a finlike tail.
Called also {polliwig}, {polliwog}, {porwiggle}, or
{purwiggy}.
[1913 Webster]

2. (Zool.) The hooded merganser. [Local, U. S.]
[1913 Webster]

{Tadpole fish}. (Zool.) See {Forkbeard}
(a) .
[1913 Webster]

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  • Tadpole - Wikipedia
    A tadpole or polliwog (also spelled pollywog) is the larval stage in the biological life cycle of an amphibian Most tadpoles are fully aquatic, though some species of amphibians have tadpoles that are terrestrial
  • Tadpole | Definition, Gills, Facts | Britannica
    Tadpole, aquatic larval stage of frogs and toads Compared with the larvae of salamanders, tadpoles have short oval bodies with broad tails, small mouths, and no external gills
  • The Complete Frog Life Cycle - Egg, Tadpole, Frog - AnimalWised
    The tadpole stage is the second crucial phase in a frog's life cycle This entirely aquatic stage is characterized by several key adaptations that allow the tadpole to thrive in the water until it's ready for its dramatic transformation into a land-dwelling frog
  • Tadpole - EEK WI
    Inside the eggs, small tadpoles begin to form These immature frogs start life by eating their eggs Then they hatch out and eat green plants like algae Tadpoles have small mouths adapted to eat plants They have long intestines (like most herbivores) that help them to digest plant material
  • The Frog Life Cycle for Kids - National Geographic Kids
    Now, the baby frogs are known as tadpoles They have gills, a mouth, and a long tail, which they need for swimming! DID YOU KNOW? The tadpole stage of the frog life cycle is also known as the larval stage Tadpoles are frog larvae, in the same way that caterpillars are butterfly larvae!
  • Timeline of tadpole development: From tadpole to frog
    They are born from eggs laid in water by adult frogs The transformation from tadpole to frog is a fascinating process that takes time and involves several stages As tadpoles continue to grow, they start to develop hind limbs, followed by the front limbs Their tails also begin to shorten
  • TADPOLE Definition Meaning - Merriam-Webster
    The meaning of TADPOLE is a larval amphibian; specifically : a frog or toad larva that has a rounded body with a long tail bordered by fins and external gills soon replaced by internal gills and that undergoes a metamorphosis to the adult
  • Tadpoles: Larvae of Frogs and Toads - Owlcation
    Tadpoles are the larval stages of frogs and toads Amphibians differ from most other vertebrates (higher organisms with a backbone) in that their eggs develop into a larval stage, known as a tadpole The word comes from the old English words for a toad and a head (poll)
  • Tadpoles and Frogs – Tadpoles
    Scientists have to take care of the tadpoles they study so they can grow into adult frogs But not only scientists can do this, you can too! To learn about how to raise tadpoles at home, click here
  • The Frog Life Cycle - Science Notes and Projects
    The tadpole grows hind legs, followed by front legs, while its tail slowly shortens and disappears It develops lungs to replace gills and its diet shifts from being an herbivore to an omnivore or carnivore, depending on the species





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