Crossword Genius

The end of certain rabbits (4)


I believe the answer is:


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This clue could be a double definition.

'the end' is the first definition.
(tail is a kind of end)

'of certain rabbits' is the second definition.
The definition suggests a singular noun which matches the answer.

Can you help me to learn more?

(Other definitions for tail that I've seen before include "Elongated posterior part of an animal" , "Follow -- rear end" , "Dog - end" , "Follow furtively like private detective" , "private eye" .)

I've seen this clue in the Evening Standard.
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