Animals that Start with X

An alphabetical list of Animals Starting with Letter X is listed below..

X-Ray Tetra – Transparent freshwater fish whose skeleton is partly visible through its skin.

Xeme (Sabine’s Gull) – Arctic gull with a distinctive forked tail and bold black-and-white pattern.

Xenacanthus – Extinct freshwater shark with a long spine behind its head.

Xiaosaurus – Small, agile herbivorous dinosaur from the Middle Jurassic of China.

Xiaotingia – Feathered dinosaur closely related to Archaeopteryx, bridging birds and reptiles.

Xingu River Ray – Colorful freshwater stingray native to Brazil’s Xingu River.

Xiphactinus – Huge prehistoric predatory fish with sharp teeth and a fearsome jaw.

Xoloitzcuintli – Ancient Mexican hairless dog, loyal and calm, known as “Xolo.”

Xenoceratops – Early horned dinosaur with elaborate frill ornamentation.

Xenoposeidon – Mysterious sauropod dinosaur known from a single vertebra.

Xenotarsosaurus – Medium-sized predatory dinosaur from Cretaceous Argentina.

Xerus – African ground squirrel that lives in colonies and stands upright to watch for danger.