However, since this mix is a mix of two very smart dogs, they themselves are highly intelligent and likely to destroy or chew if not properly mentally and physically fulfilled.
That sounds like Jack Russel Terriers, also a dog breed that has a reputation for being bad dogs, but really it’s bad owners who don’t know what they signed up for, it’s a dog that needs to have proper time spent with it.
Interesting section from the wikipedia article https://en.wikipedia.org/wiki/Labradoodle#Appearance_and_temperament
That sounds like Jack Russel Terriers, also a dog breed that has a reputation for being bad dogs, but really it’s bad owners who don’t know what they signed up for, it’s a dog that needs to have proper time spent with it.