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A fly tastes with its feet

A fly tastes with its feet

A fly tastes with its feet

Chemosensors on a fly’s tarsi sample a surface the instant it lands — accept or reject food before the mouthparts commit.

That is why a fly can decide in a blink whether your picnic is worth a second visit.

Taste buds on the sidewalk. Landing gear doubles as a quality-control lab.

Shahzad Mahota Shahzad Mahota @shahzad-mahota

A fly tastes with its feet