Animals often respond to small moving features very differently than they do to large moving fields. A new study finds that viewing small spots causes walking fruit flies to stop in their tracks, and identifies the cellular pathway that processes this signal.

中文翻译：

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昆虫神经生物学：小斑点如何阻止苍蝇。

动物对小运动特征的反应通常与对大运动场的反应截然不同。一项新的研究发现，观察小斑点会导致行走的果蝇停在其轨迹上，并确定处理该信号的细胞途径。