Gray

Klipspringer

Tiptoe masters of Africa's cliffs

Anomalocaris

Cambrian seas' original superpredator

Pterodactyl

Not dinosaurs-masters of Mesozoic skies

Repenomamus

The mammal that could tackle dinosaurs

Dreadnoughtus

Patagonia's titan that feared nothing

Iguanodon

Thumb-spiked titan of Early Cretaceous

Polacanthus

Hip-shielded tank of the Cretaceous

Archaeopteryx

Teeth, tail, and feathers-airborne!

Euoplocephalus

Built like a tank, born to browse

Diplodocus

Jurassic icon with a double-beam tail

Sarcosuchus

Super-sized river stalker of the Cretaceous

Leopard Shark

Spots of the surf zone

Galapagos Shark

The drop-off guardian of island seas

White Shark

Warm-bodied ruler of the blue

Kitefin Shark

Deep-slope slicer with a stealthy bite

Shortfin Mako Shark

Warm-blooded speed in the open sea

Great Hammerhead Shark

Biggest hammerhead, biggest comeback needed

Pacific Sleeper Shark

Deep, cold, and quietly formidable

Bronze Whaler Shark

Copper sheen, surf-zone speed.

Blacknose Shark

Spot the snout-smudge shark

Dusky Shark

Slow to grow, easy to lose

Silky Shark

Silky: the sleek shadow of tuna seas

Blacktip Reef Shark

Black tip. Bright reef. Loyal patrol.

Caribbean Reef Shark

The reef's resident requiem shark