Largest dog ever

Largest dog ever
Who
Hayden’s bone-crushing dog (Epicyon haydeni)
Where
Not Applicable ()
The largest wild dog of all time was Hayden’s bone-crushing dog (Epicyon haydeni). Estimated to weigh up to 170 kg (374.8 lb), it existed for 15.3 million years during the mid-late Miocene epoch in North America.