Hermit ibis in Turkey

Hermit crabs

Researchers had been divided over whether the sound was vocal or not, but the latest study, published online in the Royal Society Proceedings B shows unequivocally that the tail feathers were the source of the sound. When the researchers cut back the tail feathers — which grow back in five weeks and do not affect the birds ability to fly — the males were unable to make the noise. Tests in wind ...

IBIS Editorial issue 2

IBIS Editorial issue 1

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The HERMIT in the Tree

This paper describes our experience using the HERMIT toolkit to apply well-known transformations to the internal core language of the Glasgow Haskell Compiler. HERMIT provides several mechanisms to support writing general-purpose transformations: a domain-specific language for strategic programming specialized to GHC’s core language, a library of primitive rewrites, and a shell-style–based scri...

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