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As long as dinosaurs have been known, there has been speculation about their appearance. Fossil feathers can preserve the morphology of color-imparting melanosomes, which allows color patterns in feathered dinosaurs to be reconstructed. Here, we map feather color patterns in a Late Jurassic basal paravian theropod dinosaur. Quantitative comparisons with melanosome shape and density in [...]

Thanks to News.BBC.co.uk.

Staying cool, or keeping warm?
It is one of the simplest, but most enigmatic mysteries of nature: just why do flamingoes like to stand on one leg?

The question is asked by zoo visitors and biologists alike, but while numerous theories abound, no-one has yet provided a definitive explanation.

Now after conducting an exhaustive study of [...]

Just like in Aesop’s fable, scientists now find that crows might indeed learn to drop stones in pitchers to raise the height of water inside, in this case to bring a tasty, floating worm within reach.

This suggests the fanciful millennia-old tale might actually have been based on fact.

In Aesop’s fable, “the crow and the pitcher,” [...]