Here are some of the most interesting science news stories I read this week:
Two species of ravens exist nevermore? New research finds evidence of "speciation reversal"
Hormones may affect girls' interests, but not their gender identity or playmates
How Earth's earliest lifeforms protected their genes
Precision qubits achieve major quantum computing milestone
Mosquito gut may hold the key to preventing dengue and Zika
Current deforestation pace will intensify global warming, study alerts