Discover Magazine: Turtle embryos can speed up their development to hatch together with their siblings


Photo Credit: discovermagazine.com  

A clutch of a dozen turtle eggs lies buried in the bank of Australia’s Murray River. For the embryos inside, timing is everything. In a few days, they will all hatch together, finding safety in numbers in their vulnerable first moments. But such synchrony isn’t easy. To achieve it, the embryonic turtles need to coordinate the pace of their development, keeping in time with one another even before they experience the outside world.

 

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