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Three places frogs carry their eggs

Wrapped around legs, inside a pouch, beneath the skin. Three amphibian parents carry their nurseries with them. A pond is only one kind of nursery. Some amphibian parents carry their developing eggs with them. Around Dad’s legs. The male midwife toad carries egg strings until the tadpoles are ready ...

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Vegetable fermentation kits for a first batch

Vegetable fermentation kits for a first batch Start with one jar or equip several jars for repeat batches. Buying guide · Researched October 2, 2026. Prices shown are USD before tax and delivery; stock and regional availability vary. Based on published specifications, not hands-on testing. Start her...

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This limpet has a home address

This limpet has a home address. A common limpet can leave its resting spot to graze, then return to the same shell-shaped patch of rock: its “home scar.” That little cap on the shore may have a familiar place to come back to....

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A rasp, a saw, a sponge—all built into animals

THE RASP · Rows of teeth on a snail’s radula scrape food from a surface. https://askpandi.com/media/editorial/content-archaeology-final9-20261013/9f0a0df7f9019f16-assets/snail-rasp-book.webp THE SAW · A female sawfly’s toothed egg-laying tool makes a slit in plant tissue. https://askpandi.com/media/...

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This fire began in a forest

Follow a coal fire back through buried plants to sunlight. A journey through deep time, inspired by The Fairy-Land of Science. This fire began in a forest. Long before the coal, living plants captured energy from sunlight. Leaves made the first deposit. Photosynthesis turned sunlight into chemical e...

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Two lights above. Another below.

The Jamaican click beetle has separate dorsal and ventral light organs. Their colours vary: the upper pair ranges from green to yellow-green, while the underside can glow yellow-green to orange. https://askpandi.com/media/editorial/content-archaeology-final9-20261013/18ca595c9dbc9032-assets/beetle-l...

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An aphid can carry two generations inside her

A colony of aphids can grow without a mating event for every new generation. During their asexual phase, female pea aphids give birth to live daughters from unfertilised eggs—a process called **parthenogenesis**. The surprise is inside the mother. Her developing daughter embryos can already contain...

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These wheels never turn

Coordinated waves of beating cilia make a rotifer’s crown look as if it spins. The movement also creates currents that carry food toward the mouth. https://askpandi.com/media/editorial/content-archaeology-final9-20261013/cc6dd5b3f5d60899-assets/rotifer-wheels.png...

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This animal can lose its gut—and grow another

A sea cucumber can do something startling under stress: **some species eject internal organs, including the intestine, and later rebuild them.** The process is called evisceration. It can follow a predator encounter, low oxygen or other stressful conditions. The rebuilt gut is new tissue. In the we...

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This bird builds a stage for a date

Twigs, blue treasures and a performance. The satin bowerbird turns a patch of forest into a courtship arena. He built a stage for a date. A male satin bowerbird builds and decorates a courtship arena. Two walls. One avenue. Twigs form the passage where a female can inspect the display. Blue is part ...

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