Fruit fly’s giant sperm is quite an exaggeration

Tail on the gamete can measure about 20 times the male’s body length

fruit fly and sperm

EXTREME SPERM  The most oversized male sexual feature yet documented may be a fruit fly’s giant sperm (right, one sperm at 200 times magnification from Drosophila bifurca; left, same magnification of male surrounded by a male reproductive tract).

S. Lüpold et al/Nature 2016

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