Meaning of the word "while two dogs are fighting for bone, a third one runs away with it" in English

What does "while two dogs are fighting for bone, a third one runs away with it" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

while two dogs are fighting for bone, a third one runs away with it

US /waɪl tuː dɔːɡz ɑːr ˈfaɪtɪŋ fɔːr boʊn, ə θɜːrd wʌn rʌnz əˈweɪ wɪð ɪt/
UK /waɪl tuː dɒɡz ɑː ˈfaɪtɪŋ fɔː bəʊn, ə θɜːd wʌn rʌnz əˈweɪ wɪð ɪt/
"while two dogs are fighting for bone, a third one runs away with it" picture

Idiom

when two people or parties argue over something, a third person often takes advantage of the situation and gains the benefit

Example:
The two companies were so busy in a legal battle that a smaller competitor took all their clients; while two dogs are fighting for a bone, a third one runs away with it.
I waited for my brothers to stop arguing over the last slice of pizza and then I just ate it myself; while two dogs are fighting for a bone, a third one runs away with it.