Marine

Pied-Billed Grebe

Thick-billed master of the marsh

Decorator Crab

Wear the reef. Fool the predator.

Stoplight Loosejaw

The deep sea's red-light hunter

Amano Shrimp

Algae patrol with a secret sea stage

Ocean Whitefish

A tilefish by blood, a whitefish by name

Limpet

Cling hard, graze smart, ride the tide.

Ostracod

Tiny shells, huge history

Kaluga Sturgeon

Giant hunter of the Amur

Haikouichthys

A tiny fossil at vertebrates' dawn

Quetzalcoatlus northropi

Largest skies, long-necked hunter

Ornithocheirus

Bird-hand ruler of Cretaceous skies

Vegavis

A polar clue to waterfowl origins

Wiwaxia

Spiny armor from the Cambrian seafloor

Dunkleosteus

Armor-plated apex of Devonian seas

Hatzegopteryx

Hateg's giant sky-stalker

Helicoprion

Permian seas' spiral-toothed slicer

Xiphactinus

Not a dinosaur-Cretaceous sea predator

Giant Siphonophore

Many bodies, one predator.

Feather Star

Feathery arms, drifting meals

Spanish Water Dog

Curly-coated worker: land and water.

Khao Manee

Thailand's White Gem with jewel eyes

Opaleye (Rudderfish)

The kelp-forest fish with an opal eye

Snailfish

Snailfishes: clingers of the cold deep

Nutria

Orange teeth, big impact on wetlands