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Toad egg
Toad egg
The first stage in a toad's life cycle, where it begins as a small, black dot surrounded by a clear, jelly-like substance.
Toad embryo
Toad embryo
The undeveloped baby toad inside the egg, similar to a human embryo.
Tadpole
Tadpole
The second stage in a toad's life cycle, characterized by a tail and gills, allowing them to breathe underwater.
Metamorphosis
Metamorphosis
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Toadlet
Toadlet
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Jelly-like substance
Jelly-like substance
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Algae
Algae
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Toad egg strand
Toad egg strand
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Tadpole to toad
Tadpole to toad
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Adult toad
Adult toad
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Study Notes
Toad Life Cycle
- Toads undergo metamorphosis, a complete change in form during development. Humans, unlike toads, do not change form dramatically.
Stage 1: Egg
- Toad eggs are encased in a jelly-like substance.
- Females lay hundreds or thousands of eggs in ponds or streams.
- A tiny black dot inside the egg is the embryo.
- Some eggs do not survive.
Stage 2 & 3: Tadpole & Toadlet
- Eggs hatch into tadpoles (also called pollywogs).
- Tadpoles have tails and gills, needing water for breathing.
- They have jaws for eating algae.
- Toadlets resemble small toads, with legs developing.
- Toadlets have sticky tongues, and lungs allowing them to breathe air and survive on land, but they need water to prevent dehydration.
Stage 4: Toad
- The mature toad lacks a tail and has fully developed lungs.
- The toad has four legs for jumping.
- Adults start looking for mates.
- Females become ready to have babies around three years old; males around two years old
- During mating season, male toads call to attract females.
- This triggers an egg-laying cycle.
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Description
Explore the fascinating life cycle of toads, from eggs to adulthood. Discover the different stages including eggs, tadpoles, and fully developed toads. Understand the metamorphic process that distinguishes toads from other species.