Oldest footprints in Catalonia

The ichnites or fossilised footprints of the Manyanet Valley (within the municipality of Sarroca de Bellera) are in two areas that differ in their environments: meandering fluvial systems in one and unconfined waters in the ...

X-ray technology reveals a new bone in a very old fish

A new bone in the skull of an iconic fossil animal that represents the 'missing link' between fish and all land-dwelling vertebrate animals has been found by researchers from the University of Bristol.

Key genetic event underlying fin-to-limb evolution

A study of catsharks reveals how alterations in the expression and function of certain genes in limb buds underlie the evolution of fish fins to limbs. The findings are reported by researchers from Tokyo Institute of Technology ...

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