Swimming

Jungle Carpet Python

Rainforest gold: the jungle carpet python

Boelen's python

Velvet-black python of the highlands

Savu Python

Reticulated: the island-spanning giant

Olive python

Big river python of Australia's north

Oenpelli python

Stone-country giant of Arnhem Land

Indian python

India's river-edge giant constrictor

Timor python

The Lesser Sundas' slender constrictor

Reticulated python

The net-patterned giant constrictor

Bismarck Ringed Python

Ringed hunter of the Bismarck forests

Coastal Carpet Python

Patterned climber of the east coast

Spotted python

Spots by night, constrict by might

Children's python

Small python, big night hunter

Bredl's Python

Desert-tough, rock-smart python

Muttaburrasaurus

Queensland's blunt-snouted browser

Krait

Silent stripes, serious venom.

Titanoboa

The rainforest boa that broke records

Arctotherium

Short-faced giants of Ice Age South America

Spinosaurus

Sail-backed hunter of ancient rivers

Ceratosaurus

The horned hunter of the Morrison

Basilosaurus

The long-bodied king of Eocene seas

Tylosaurus

Ram-snouted ruler of Cretaceous seas

Plesiosaur

Four flippers, many lifestyles

Tully Monster

Illinois' Carboniferous mystery creature

Leedsichthys

Jurassic seas' gentle giant filter-feeder