Animal study reveals how a fever early in pregnancy can cause birth defects

In chicken embryos, a rise in incubation temperature alone can disrupt normal development

incubating chick

BASIC BEAK  The red- and blue-stained facial features of this chick, which was incubated under standard laboratory temperatures, reveal an upper beak that is developing properly.

M. Hutson et al/Science Signaling 2017

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