Emlen funnel

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English[edit]

English Wikipedia has an article on:
Wikipedia

Etymology[edit]

Named after S. T. and J. T. Emlen, who introduced the technique in 1966.

Noun[edit]

Emlen funnel (plural Emlen funnels)

  1. (ornithology) A funnel-shaped orientation cage used to study the migratory instincts of birds.