blind snake
US /ˈblaɪnd sneɪk/
UK /ˈblaɪnd sneɪk/

1.
a small, non-venomous snake of the family Typhlopidae or Leptotyphlopidae, typically burrowing and having small, often vestigial eyes covered by scales, giving them a 'blind' appearance
:
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The gardener discovered a tiny blind snake while digging in the soil.
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Blind snakes are often mistaken for earthworms due to their size and appearance.