Spider weaves net everyday. Its net can stick small flying insects.

蜘蛛每天织网。它的网能粘住小飞虫。

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You should not be so fearful of those small flying insects. They are not harmful.

你不必如此害怕那些小飞虫，它们是无害的。

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The Exoatmospheric Kill Vehicle (EKV) is a small flying device located in the tip of a Ground-Based Interceptor (GBI) missile.

外太空杀伤拦截器(EKV)是一种位于陆基拦截弹(GBI)顶部的小型飞行器。

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"The physics of flight at such small scales is relatively poorly understood which makes designing small flying systems very difficult, " he told BBC News, adding that biological systems provided "critical insights into designing our own artificial flyers".

BBC: Robotic insect: World's smallest flying robot takes off

Small airplanes flying today already are equipped with sophisticated gear that just a few years ago was available only to airline or military pilots: terrain warning systems, synthetic vision, direct GPS navigation, and more.

FORBES: Will Your Next Airplane Be A Drone?

Picture the person who, in midcareer, picks up a hobby like flying small airplanes, learns its rules and regulations and ponies up half a million dollars for a new plane.

FORBES: Magazine Article