The most common and most likely answer to this crossword clue is the 4 plus 2 plus 3 letter word ISLE OF MAN
I've seen this crossword clue in The Sunday Telegraph
I
S
L
E
O
F
M
A
N
More clues leading to the result ISLE OF MAN
- Sad if solemn, a British dependency
- Where Douglas is stirring semolina with force
- Location of a film one’s shot
- One’s left by lover hiding drug dependency
- Where Douglas is breaking flamingoes – not good
- Life so turbulent to staff here?
- No end of cats here!
- Where the flag flies three feet off the ground?
- British dependency no good for flamingoes in a storm
- Article follows lives by top cat and top soldier, where house has keys
Buddy explains!

The straight part
We know that "Odd if no males could be found in this Crown dependency! (" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case odd if no males could be found in this crown dependency! ( = isle of man.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.