African wild dog and grey wolf skulls
Date 1974 & 1956
Source The carnivores of West Africa & Mammals of northern Alaska on the Arctic slope
Author Donovan Reginald Rosevear & James W Bee
Source: https://commons.wikimedia.org/wiki/File:Lycaon_pictus_%26_Canis_lupus_skulls.png

The African wild dog (Lycaon pictus), also known as African hunting dog, African painted dog, Cape hunting dog or painted wolf, is a canid native to Sub-Saharan Africa. It is the largest of its family in Africa, and the only extant member of the genus Lycaon. The majority of the species' population now occurs in Southern Africa and southern East Africa.