Freshwater

Sarcosuchus

Super-sized river stalker of the Cretaceous

Malchi

Tiny mix, huge devotion.

American Wirehair

The steel-wool sweetheart

Sphynx

Warm-hearted cat in a velvet suit

Red Aphids

Tiny red sap-sippers, big plant impact

Root Aphids

Small sap-feeders, big ecosystem impact

Yellow Aphids

Tiny sippers, big garden impact.

Hovasaurus

Madagascar's Triassic water-runner

Fleckvieh Cattle

Two jobs. One hardy cow.

Machaeroides

Eocene saber-tooth-without the cat

Norway Rat

Built for cities, born to burrow

Pit Viper

Heat-sensing hunters with hidden fangs

Viper

Hinged fangs, hidden hunters

Gulper Catfish 

Frogmouth: the ambush gulper

Armored Catfish

Armored grazers of the Americas

Goby Fish

Tiny fish, big partnerships.

Pea Puffer

Small puffer, big attitude.

Beluga Sturgeon

Ancient giant, modern warning

Vampire Crab

Small crab, big attitude.

Asian Carp

Plankton powerhouses, river spawners

Yellow Perch

Schooling gold for hook and pan

Freshwater Sunfish

Spiny fins, sunny colors, fierce parents

Cory Catfish

Armored, whiskered, and social

Arctic Char

Built for ice-cold waters