Blue poison dart frog: the bright little frog whose poison comes from its dinner
The blue poison dart frog eats its poison rather than making it. Where it lives, why it is so blue, how quiet it is, and whether you can keep one.
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Glass frog: the see-through frog that hides its own blood to sleep
A glass frog has a see-through belly, and while it sleeps it tucks nearly all its blood into its liver. Here is how it works, and how to see one gently.
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How long does an axolotl live? The real answer, and what makes the years count
How long does an axolotl live? Usually 10 to 15 years, in the wild and in a tank. Here is why the number is the same, why the odds are not, and what quietly shortens the years.
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The Lake Titicaca frog: why the baggiest frog in the world is built that way
The Lake Titicaca frog wears its lungs on the outside. Why its baggy skin is brilliant design, how it breathes with push-ups, why it is endangered, and who is helping.
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Cute frogs, and the real reasons we cannot stop looking at them
Why the frog shape lands so hard, eight cute frogs worth knowing by name, what their faces are really doing, and whether they belong in your home.
