Into a competitive world, guppies are born not just bigger, but more mature

Brown University| Mon Jul 31 11:18:43 EDT 2017
Into a competitive world, guppies are born not just bigger, but more mature

 Throughout nature, moms engage in a trade-off: Churn out a bevy of offspring and hope for the best, or have fewer kids but invest more in their survival. Trinidadian guppies provide a model example of this pervasive parenting poser, but a new study by Brown University researchers provides uniquely deep insight into how guppy moms equip their babies for the environment they’ll face.

Essentially one of two fates confront the guppies who inhabit the South American island’s mountain ....

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