Q 01/05

Researchers testing a saltwater crocodile recorded the strongest what ever measured in a living animal?

A) Bite force

B) Lung capacity

C) Grip strength

D) Swimming speed

Answer · why

A) Bite force

Bite force in one 4.6-metre saltwater crocodile reached 16,414 newtons, powered by jaw muscles so stiff they feel almost as hard as bone.

Q 02/05

What name is given to the spin a saltwater crocodile uses to twist chunks of meat off large prey?

A) Barrel turn

B) Death roll

C) Corkscrew dive

D) Jaw whirl

Answer · why

B) Death roll

Death roll is the name: peg-like teeth can grip but not slice, so the crocodile spins its whole body to tear prey into pieces it can swallow.

Q 03/05

What decides whether a saltwater crocodile egg hatches as a male or a female, as in all crocodilians?

A) Rainfall after laying

B) Size of the egg

C) Nest temperature

D) Age of the mother

Answer · why

C) Nest temperature

Nest temperature settles it: eggs kept at about 31 to 32°C hatch mostly as males, while cooler nests produce mostly females.

Q 04/05

Which river names the crocodile believed to kill more people each year than the saltwater crocodile does?

A) Mekong

B) Congo

C) Orinoco

D) Nile

Answer · why

D) Nile

Nile crocodiles are blamed for far more fatal attacks, perhaps because so many people live and work beside the rivers they inhabit.

Q 05/05

Which presenter of TV's The Crocodile Hunter named his daughter Bindi after a favourite saltwater crocodile?

A) Steve Irwin

B) Bear Grylls

C) Jeff Corwin

D) Steve Backshall

Answer · why

A) Steve Irwin

Steve Irwin named Bindi Sue after two favourite animals: a saltwater crocodile called Bindi and his Staffordshire bull terrier, Sui.