戀矢
戀矢（英語：），又名射器或交配器[1]，是肺螺類部份群組物種身上用作交配用的交配器[2]。交配時，雙方會伸出戀矢插進對方的生殖孔，以交換精子[1]。
可食用的羅馬蝸牛（Helix pomatia）的戀矢的側視圖：
1 = flared base of the dart
2 = position of the inner cavity
3 = longitudinal flanges or vanes
4 = sharp tip or blade of the dart
1 = flared base of the dart
2 = position of the inner cavity
3 = longitudinal flanges or vanes
4 = sharp tip or blade of the dart
不同物種的戀矢都有所不同，因此可以用以作為分辨物種的形態學特徵。
參考文獻
外部連結
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维基共享资源中相关的多媒体资源：戀矢 |
- Davidson A. (Last updated 17 August 2007) 2007. The snail mating behaviour database. Molluscs.org: The web page of Angus Davison. Data. 7 pp.
- Lovebirds and Love Darts: The Wild World of Mating National Geographic News: Valentine's Day Special Report, 13 February 2004.
- The Roman Snail: Mating and Copulation (Robert Nordsieck)
- A dart in the dark
- Snail darts A moment of science.
- Love that love dart
- Cupid myth influenced by snails?
- Snail-Sex: How do they do it?
- The evolution of love darts and shooting behaviour in land snails
- Love Darts in the Backyard 页面存档备份，存于
- Shot Through the Head, for a Reason New York Times, 6 June 2006.
- YouTube上的Video showing mating snails with love darts
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