An predecessor to the tetrapods – the extinct lobe-finned fish Tiktaalik roseae Wikimedia Commons

These genes are made for walking – another step from fins to limbs

It’s one of the most tantalising questions in evolutionary biology: how did our aquatic ancestors first move from water onto land? Thanks to research published today in PLOS Biology, new light has been…
In order to drag themselves onto land, fish-like creatures needed limbs. Thierrry

They came from the sea: the gene behind limb evolution

In the late Devonian period, roughly 365 million years ago, fish-like creatures started venturing from shallow waters onto land. Among the various adaptations associated with the switch to land life was…

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