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Difference Between Amphibian Eggs

I learned a lot about amphibians while obtaining my certificate in Master Herpetology. We talked about how different amphibian species reproduced and the types of eggs they deposited. It amazed me how variable amphibians can be when it comes to their eggs and offspring!  All three classes of amphibians (caecilians, salamanders, and frogs) produce young …

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Are Frogs Asexual?

I hold a Bachelors of Science in Fisheries and Wildlife, and a certificate in Master Herpetology and have learned about frog and toad species during my studies for school. I think that reptiles and amphibians have such interesting ways of mating and breeding.  Frogs reproduce sexually involving the gametes from males and females to produce …

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Why do Frogs Croak?

If you have ever been close to freshwater on a warm spring or summer evening, you have likely been serenaded by the constant call of frogs. While I find frog calls to be joyful and relaxing, I know a lot of people that find them obnoxious and annoying. You may be happy to know that …

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Do Tadpoles Have Gills?

Frogs go through various metamorphic changes from their formative stages until adulthood, many of which concern their breathing methods. Although frogs have lungs when they are mature, tadpoles are fully aquatic when they transform from fertilized frog eggs, requiring more creative tools for breathing. Tadpoles have external gills from 0 to 6 weeks of metamorphosis, …

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How Long do Tadpoles Take to Grow Legs?

All amphibians start as fully aquatic creatures, equipped with gills and tails for surviving underwater. However, they transition to life on land as they develop limbs and other physical tools for semi-aquatic lives. Although time spans vary between frog species and habitats, tadpoles generally go through the same developmental milestones. Most tadpoles start growing hind …

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Can Tadpoles Eat Fish Food?

Itā€™s not because we can eat something that we should. For example, you can eat hot dogs. But eating only hot dogs every day would certainly be bad for you, and could lead to obesity, malnutrition, and death. The same goes for frog tadpoles when it comes to fish food. Tadpoles should not be fed …

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Why do Frogs Croak at Night?

During warm spring and summer nights, itā€™s not uncommon to hear chirps, trills, quacks, honks and other frog sounds coming from bodies of water close by. Nighttime is a privileged moment for frogs to be out croaking. Frogs generally croak to attract mates of the same species in order to reproduce and do so at …

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The Frog Life Cycle

Frog Lifecycle-min

The frog life cycle is fascinating! Most frogs reproduce in similar ways with four main stages of development called metamorphosis. Frogs transform from egg, to tadpole, to forget, to adult frog over a period of a few weeks to a few years depending on the species and climate. The frog life cycle consists of 4 …

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Do Toads Have Tadpoles?

It is well-known that most amphibians begin their life cycles in water. But, there are some differences and individual cases where certain species do not transform into tadpoles. This has led many animal lovers and amphibian enthusiasts to wonder if toads have tadpoles like frogs and other amphibians. Most toad species lay eggs, which develop …

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Do Frogs Have Gills?

Amphibians undergo numerous metamorphic changes, many of which concern their respiratory systems. Since frogs spend part of their lives on land and in water, many amphibian enthusiasts wonder if frogs have gills for breathing underwater. Frogs have gills as tadpoles during the first 20 weeks of their lives when they primarily live in water. However, …

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