I believe stories of Mokele-Mbembe are derived from elephants

Mokele-Mbembe : Sur Les Traces Du Dernier Dinosaure by Le Comptoir Général — KissKissBankBank

Hunting the Mokele-Mbembe

Elephants born without tusks in 'evolutionary response' to violent poachers

The University of Chicago Magazine

Elephants in African Myths. Some say that the elephant was once…, by Raina Kamrat, Elephant Listening Project

The University of Chicago Magazine

The hunt for Mokele-mbembe: Congo's Loch Ness Monster - BBC News

The Explorer - 13: Stories, Superstitions and Beliefs by The Explorer by Jacada Travel - Issuu

Roy Mackal's wild speculation

Misreading the Mokele-Mbembe (the Mokele-Mbembe, Part 1) - Scientific American Blog Network

Here be monsters: The search for Africa's mythical beasts

Mokele-mbembe: a living dinosaur?

Roy Mackal's wild speculation

Dragon - Wikipedia