I believe stories of Mokele-Mbembe are derived from elephants

The University of Chicago Magazine

Mokele-Mbembe, Weird n' Wild Creatures Wiki

Mokele-Mbembe: Mystery Beast of by Gibbons, William J

Fact or Fiction?: Elephants Never Forget

New Living Animals We Want to Find — Tetrapod Zoology

Notable Books of the Year 1993 - The New York Times

Dinosaurs Live! Hunting for the Mokele-Mbembe [Part 1], Episode 010

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

Africa's Loch Ness Monster: Dinosaur called Mokele-mbembe 'lives in the Congo' - Daily Star

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

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

A collection of different theories about what the Mokele-Mbembe is : r/SpeculativeEvolution

The land of dinosaurs ate my camera - Steppes Travel

Cryptid Hunters (Marty and Grace, #1) by Roland Smith

Mokele Mbembe! - Document - Gale Academic OneFile