Basilosaurus
The long-bodied king of Eocene seas
Animal Habitats
Estuary
Where rivers meet the sea, mixing fresh and salt water with high productivity
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Animals
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Estuary Animals
Plesiosaur
Four flippers, many lifestyles
Tully Monster
Illinois' Carboniferous mystery creature
Whimbrel
Curved bill, epic journeys
Troodon
Famous, brainy, and taxonomically tricky
Pelagornis
Giants of the wind-swept seas
Mosasaurus
Apex lizard of the Cretaceous seas
Pteranodon
Crested ruler of the Cretaceous skies
Python
Big squeeze, bigger diversity.
Thanatosdrakon
Argentina's "death dragon" of the skies
Pterodactyl
Not dinosaurs-masters of Mesozoic skies
Sarcosuchus
Super-sized river stalker of the Cretaceous
Leopard Shark
Spots of the surf zone
White Shark
Warm-bodied ruler of the blue
Great Hammerhead Shark
Biggest hammerhead, biggest comeback needed
Bronze Whaler Shark
Copper sheen, surf-zone speed.
Blacknose Shark
Spot the snout-smudge shark
Dusky Shark
Slow to grow, easy to lose
Blacktip Reef Shark
Black tip. Bright reef. Loyal patrol.
Caribbean Reef Shark
The reef's resident requiem shark
American Wirehair
The steel-wool sweetheart
Root Aphids
Small sap-feeders, big ecosystem impact
Waimanu
Penguins at the dawn of diving
Green Aphids
Tiny sapsuckers, huge plant impact