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Foam nests in animals
Nests crop up everywhere, but one made out of foam? Might not sound like a great idea, but it is. And no surprise, it has evolved several times...
Explosive discharge in fungi and plants
The very rapid release of reproductive bodies is perhaps most famous in the fungi, where several methods of flinging spores at high velocity have evolved independently.
Mushrooms and their relatives (Basidiomycota)
Mushrooms are not only tasty, but also provide numerous examples of evolutionary convergence...
Crabs: insights into convergence
You might think of crabs mainly as food, but this group is also highly instructive in terms of convergence…
Hearts in cephalopods and vertebrates
There is a striking convergence between the aorta of the cephalopod and vertebrate heart, notably in its structure and the employment of elastic proteins.
Biological uses of silk: from webs to ballooning
What material is so versatile that it can be used for capturing prey, building nests, communication and even cleaning? The answer: that most remarkable of biomaterials - silk.