Watch the cell transplant experiments in zebrafish that suggest certain embryonic cells rely on intrinsic directional cues for collective migration.
By Dan Cossins | February 1, 2013
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By Ruth Williams
Hummingbirds perceive sweetness through a receptor with which other vertebrates taste savory foods.
By Jyoti Madhusoodanan
Hemocytes can form neurons in adult crayfish, a study shows.
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